Jewel Trader June 2017

All our diamonds are conflict free, best prices guaranteed! JHB OFFICE: 3rd Floor West Tower, 27 Ridge Road, Park Town, JHB TEL: +27 (0)11 484 7205 | EMAIL: [email protected] CAPE TOWN, GARDEN ROUTE & DURBAN OFFICE: 170 Buitengracht street, Cape Town | TEL: +27 (0)21 424 2002 Darren Phillips: +27 (0)82 614 2571 | [email protected] | [email protected] / JEWEL TRADER / MARCH 2017

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CONTENTS Join the world that is: BULLISH ON GOLD JEWELLERS’ NETWORK Rand Refinery Subscribe and register page 5 your details with Jewellers’ Network! COUNTERSKETCH INTERNATIONAL You will receive: • A monthly Digital Jewel Trader Digital Wax Online Magazine page 9 • A Quarterly Jewel Trader Print MANAGING YOUR SCRAP Magazine - Delivered to you WITH INTEGRITY • An Annual Jewellers’ Network Cape Precious Metals Business Directory page 13 ALL THIS FOR ONLY R200 A YEAR! METAL CONCENTRATORS Email us now for this special offer! by M e t c on [email protected] page 19 www.jewellersnetwork.co.za CAPE WATCH by T enni l l e Hoge page 25 JADE By Arthur Thomas page 31 CHOOSING AN ENGAGEMENT RING By African Gemmological Laboratory page 35 Publisher: Member of:3 / JEWEL TRADER / MARCH 2017 JEWELLERS’ NETWORK PUBLICATIONS The Jewellers’ Network Directory The ‘industry bible’ of information, also available online. Jewel Trader The most widely distributed trade publication, also available on online. Jewel Trader Online Our Digital Magazine, also available online. Tel:(+27) 10 030 0888 / Fax: (+27) 86 508 5705 Website: www.jewellersnetwork.co.za Email: [email protected] Postal Address: PO Box 525, Fourways North, 2086 Design: Yuppiestudios www.yuppiestudios.co.za No editorial matter or information published in Jewel Trader may be reproduced in any form without the prior consent of the publisher. The publisher accepts no responsibility, liability or obligation of any statement, photograph or illustration appearing in the advertisements. Every effort has been made to ensure the accuracy of information published in this publication, however, the publisher cannot accept responsibility for any omissions or errors, or for any consequences arising there from.

IMPORTERS AND MANUFACTURERSOF FINE JEWELLERSROOM 401, 4TH FLOOR EAST WING27 RIDGE RD, PARKTOWN, JOHANNESBURG Simplicity © COPYRIGHT JEWELLERS’ NETWORK is the Ultimate Sophistication 4 / JEWEL TRADER / MARCH 2017

FEATURED ARTICLE BULLISH ON GOLD ESTABLISHED IN 1920, RAND REFINERY HAS GROWN TO BECOME THE LARGEST INTEGRATED SINGLE SITE PRECIOUS METALS REFINING AND SMELTING COMPLEX IN THE WORLD. OVER ALMOST 100 YEARS, RAND REFINERY HAS REFINED ALMOST 100% OF SOUTH AFRICAN GOLD.5 / JEWEL TRADER / MARCH 2017 Such is the refinery’s The global appetite for the yellow “For South Africans, the Krugerrand metal supported sales of 1.1 million presents a unique opportunity to pervasive influence ounces of gold bullion Krugerrands acquire gold without any hindrance on the sector that it is in 2016, making it the world’s most and exchange control approvals. the only London Bullion traded coin of that year. In 2016 Moreover the Krugerrand does not Market Association the Krugerrand held a 26% market attract Value Added Tax (VAT). (LBMA) referee in the share of the global gold bullion The Krugerrand is available in Southern Hemisphere coin market. 1 Oz, ½ Oz, ¼ Oz and 1/10 Oz sizes, and one of only five LBMA affording opportunities for people referees worldwide. Gold, a safe haven investment, to effectively and efficiently invest in has become more attractive gold at different price points,” Rand Refinery play a leading role in to investors in recent times due adds Collocott. assisting the LBMA in developing the to low interest rates and global Responsible Gold Guidance. Rand volatility amongst other geopolitical With the contentious debate Refinery’s gold bars have been consequences stemming from surrounding South Africa’s accepted for good delivery in the events like Brexit. A good hedge beneficiation strategy becoming London market since 1923. against inflation, a gold bullion vocal during this decade, Collocott Krugerrand bought in 1967 for adds, “The main purpose of The refinery produces a range of USD35 could return well over launching the Krugerrand way back gold products like the kilo bars, gold USD1200 today, explains Richard in the 1960s was to add value to minted bars in various sizes and Collocott, Executive Head of South African gold.” designs and the Krugerrands. Rand Marketing, Rand Refinery. Refinery also produce gold granules “In 1978, more than 6 million to service the manufacturing The Krugerrand’s face value is Krugerrands were sold, representing jewellers in South Africa. denominated in ounces of pure approximately 50% of gold gold while other gold bullion coins produced in South Africa. Even One of the refinery’s prolific have a face value significantly today, over 20% of the gold products has been the globally below the value of gold. This means is beneficiated in the form of revered Krugerrand. Fifty years since that with a Krugerrand, the South Krugerrands. The success of the it was first introduced in 1967, the African Reserve Bank (SARB) Krugerrand shows it is possible Krugerrand has built an indisputable guarantees the purchase of any to add significant value to our legacy as one of the leaders in Krugerrand tendered for the ruling precious metals if we develop local the global gold bullion investment gold price on the day, whereas with capabilities and channel resources industry. Since its launch, more than other coins the issuing government towards achieving those goals.” 53 million ounces of gold (over 60 only guarantees the face value. million pieces) have been sold in the form of Krugerrands, as much The Krugerrand is issued under the as the Canadian Maple Leaf and authority of the SARB and jointly the US Eagle put together. produced by the South African Mint, a subsidiary of the SARB, and Rand Refinery.

The Original Bullion Coin6 / JEWEL TRADER / MARCH 2017 © COPYRIGHT JEWELLERS’ NETWORK

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9 / JEWEL TRADER / MARCH 2017 FEATURED ARTICLE

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theJewelleryHub © COPYRIGHT JEWELLERS’ NETWORK Design, Print and Casting hub 12 / JEWEL TRADER / MARCH 2017 DESIGN • PRINT • CAST GOLD • SILVER • PLATINUM • PALLADIUM The hub for all your casting and manufacturing requirements Countrywide courier service MEMBER OF:CONTACT DETAILS Tel: 011 964 8119 | Email: [email protected] | Website: www.worldofdiamonds.co.za

FEATURED ARTICLE CAPE PRECIOUS METALS (CPM) MANAGING YOUR SCRAP WITH INTEGRITY C ape Precious All raw precious metals “tfrCheePwcaoMtvreaerfriisePnoelenarqieuteiisnopfupinmeodnSlt.yoAa. are sourced from verifiably wgraosutpe mmeattaelrsiaflrom Metals is a registered responsible suppliers Precious Metal Refinery and they enforce precise specialising in the supply manufacturing standards, and recycling of all which has led to Chain-of- precious metals Custody and Code of Practice including Gold, Silver, accreditation through the Platinum and Palladium. Responsible Jewellery Council. As JCSA members, they strive Continuous improvement to set the gold standard in of processes to prevent the field by operating within pollution and minimise waste a socially responsible and underlines their commitment ethical business framework. to support clean, safe and healthy environments.13 / JEWEL TRADER / MARCH 2017 By utilising modern techniques Their Head Office in Cape they ensure maximum Town has a division that recovery and returns, and all extracts silver from redundant gold, platinum and palladium X-Ray film, generating 999 refined at their facilities has a silver which is alloyed and purity of 99.99%. beneficiated into ready-to- use products for jewellers. CPM has refineries in Cape Town and Germiston, with Nationwide, 8 highly trained preparation/melting stations sales executives advise clients and assay facilities in on best practices to get the Durban and Port Elizabeth. All maximum returns from their refineries and melting stations scrap, which is collected from undergo Air Emissions and all over South Africa, Namibia Environmental Audits annually and Botswana. which they pass without fail. They are supported by a total The list of items CPM refines staff compliment of 78 (3 of includes jeweller’s sweeps, whom have been with the solutions, polishings, filings, company for over 20 years). old solids like jewellery, coins, trophies, cutlery, tea All staff receive on-going sets, and a wide variety of training and support and are photographic material. the backbone of CPM’s success.

Cape Precious Metals views Floor Sweeps are low yield THE FULL RANGE OF GOODS ANDclients as partners and pride material, which necessitate SERVICES BACKED UP BY EXPERTthemselves on nurturing a more involved preciousrelationships. Owner and metals extraction process PRODUCT KNOWLEDGEManaging Director Sharon and longer refining times andEades states: “Refining is a should be stored separately Cape Precious Metals is committedprocess entrusted to us by to bench sweeps. to serving jewellers at every stageour clients. We welcome of the creative process: from theour clients to be present Sludge: The goop that manufacture of raw materials;when preparing, melting and collects in sink traps, through CAD design, wax modelscanning their material.” wastewater treatment and casting services; to in-house systems and ultrasonic assay facilities and the recyclingTips to make the most jewellery cleaners is an of waste by-products. We alsoout of your high value overlooked category of provide an extensive range ofwaste. refinable material. If you’re quality tools, findings & cleaners. not collecting sludge, youAlways inventory your scrap could be pouring substantial © COPYRIGHT JEWELLERS’ NETWORKby type and by metal and amounts of money downcaratage to give you and the the drain. This is an easy DIY ASK US ABOUT OUR RANGE OF 14 / JEWEL TRADER / MARCH 2017refinery a good idea of what installation that CPM is happy COMPLIMENTARY CONTAINERSyield to expect. For example, to advise you on.the expected yield from a FOR YOUR REFININGtypical floor sweep is around Additional pointers:1% of the original mass, but • Be mindful of refiners Cape Town: 021 551 2066polishings can be up to 5% of Johannesburg: 011 334 6263the original mass. Making a minimums to avoid Port Elizabeth: 041 365 1890habit of separating scrap into unnecessary charges Durban: 031 303 5402these four main categories • Refine in batches when the Jewellery Council www.capepreciousmetals.co.zacan substantially increase metal price is favourable to [email protected] efficiency: you of • Placing a carpet or matSolids: Collect, label and store inside the entrance of the South Africaany large pieces of metal, workshop picks up furtherfrom wire and plate leftovers dust or wastage.to whole unwanted jewellery • Keeping accurate recordspieces. These scraps give the of the metals you workhighest returns. with daily (and carefully separating these) will allowBench sweeps contain a you to anticipate averagehigher concentration of more batch yields over time.easily refinable precious (Please note these aremetals that yield much higher guidelines, as not all refiningreturns than floor sweeps. batches are created equalMake it a habit to regularly due to environmental andsweep your lap tray as well practical factors in youras your bench. workshop that are not always obvious).

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AU Traders & Refiners (Pty) Ltd is a one stop professional © COPYRIGHT JEWELLERS’ NETWORK service for the precious metals industry 16 / JEWEL TRADER / MARCH 2017 We buy second hand or scrap Gold, Silver and Platinum jewellery, cutlery, trophies, medals ect.* AU Traders & Refiners are suppliers of: Carated Alloys such as Gold, Silver, Platinum and Palladium Pre-Alloys for the Jewellery Industry Pure Gold, Silver, Platinum and Palladium to all industries Silver anodes for Plating Industry Plating SolutionsContact Jacqui Tel: 011 334 7607/8 or [email protected] visit our website for more information:www.autraders.co.za*From valid Jewellers Permit and Second-hand Dealers License holders only. We do not buy directly from the public.

Since 1992 Nick the Pearl Man has been at the cutting edge of glamour and style with imported excellence Garnet Stone set CZ set in Silver Button Pearls set CZ set in Silver Mabe set in Silver in Silver in SIlver Mabe set in Silver CZ set in gold CZ set in Silver CZ set in gold (9ct/y) and Silver (9ct/y) and Silver Tel: 012 804 3701 | Fax: 012 804 5527 Cell: 082 893 6444 | Office: 082 373 6724 Email: [email protected] www.nickthepearlman.co.za17 / JEWEL TRADER / MARCH 2017

REFINERS OF: - Old jewellery - Dental alloys - Scrap gold - Filings and sweeps SERVICES OFFERED: - In-house re assay services - Collection of material - Niton XRF analysis - Buying and selling of gold and silver - Computerised re ning plant SUPPLIERS OF: - Fine silver - Fine gold - Jewellery alloys - Base metals - Chemicals CONTACT JCSA Responsible P: +27 21 480 9860 Jewellery F: +27 21 426 4140 Jewellery Council Council E: [email protected] of South Africa REFINERY © COPYRIGHT JEWELLERS’ NETWORKDW Bullion is a household known retail brand in South Africa. 18 / JEWEL TRADER / MARCH 2017After 6 and a half years of buying and recycling gold scrapfrom the public, we are now very proud to announce theof retail gold buying experience we feel that we are in afantastic position to offer our expertise to the other goldbuying companies in South Africa.Please feel free to contact us to see how we can use ouryears of experience to help you buy more gold and get thebest for the gold you have.Cell: 073 150 1935Office: 087 350 [email protected]/DwBullion

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FEATURED ARTICLE METALCONCENTRATORSMetal Concentrators was The company has recently As an integrated approach to Safety, © COPYRIGHT JEWELLERS’ NETWORKestablished in 1989 and offers upgraded its refining technology Health and the Environmentala wide range of services, enabling it to produce a larger issues is part of the day-to-day 20 / JEWEL TRADER / MARCH 2017including refining of mined tonnage of 999+ gold for export operational priorities of Metalgold doré, secondary gold, which is part of its efforts to Concentrators, improvements aresilver, platinum and palladium. beneficiate South African metals. continuously assessed and applied. Focussed attention has beenOver the years the Company Companies requiring refining now given to security at both factorieswas the first in South Africa to have an alternative or second to ensure secure access to thereceive dual certification from the refiner to balance their beneficiation premises providing peace of mindinternational Responsible Jewellery risk profile. for suppliers.Council, which acknowledges highlevels of integrity in gold trading. We offer our suppliers financing Metal Concentrators views all structures with same day payment stakeholders as long term partnersThe small size of the South African terms for secondary metal with a joint vision to contribute togeneral manufacturing sector receipted as well as VAT financing the wellbeing of our Industry andmeans that many parts of the for suppliers who wish to make use our Country.economy are oligopolistic in nature. of the facility.The precious metal refining sector is GAUTENG:no different. The Pretoria factory has serviced (012) 000-4440 jewellers of all types for many years (086) 767 9391It is therefore not surprising that with their requirements for jewellersSouth Africa has a large precious waste, metal alloys and findings. CAPE TOWN:metal refinery and only two or three (021) 510-0770smaller refineries that have the The Cape Town factory specialises (086) 716-4933capability of refining gold to the in silver refining and can offerlevel of 999+. Metal Concentrators casting services for jewellery items DURBAN:falls into the latter category as and metal alloys for manufacturing (083) 600-2210the second largest South African jewellers.refinery with an operation in Cape [email protected] as well as Pretoria. Metal Concentrators has invested WWW.METCON.CO.ZA significantly in upgrading its in-house laboratory, equipping it to analyse materials using XRF technology as well as fire assay techniques to provide a fast and reliable service to suppliers.

EXCLUSIVE ON THE SPECIAL! JEWELLEX EDITION OF THE JEWEL TRADER! The Jewel Trader is providing to be the most efficient publication for trading purposes in the jewellery industry. Book your half page Advert before the end of July FOR ONLY R3000! To book, call 010 030 0888 or email: [email protected] Niton DXL Bench-Top Jewellery Analyser PORTABLE XRF ANALYSERS MinPinogrt|aJbelweeXlleRrFy A| PnraelcyisoeurssMetals21 / JEWEL TRADER / MARCH 2017 www.ustech.co.za [email protected] CPT +27 21 905 0476 JHB +27 11 794 2105 Niton XL2 Handheld Precious Metals Analyser

© COPYRIGHT JEWELLERS’ NETWORKDurban based manufacturing jewellery specialising in Indian and fushion jewellery. 22 / JEWEL TRADER / MARCH 2017 Call us for all insurance replacement claims. Contact: Aroon Bhoora Tel: +27 31 301 3963 • Fax: +27 86 528 6516 • Cell: +27 83 777 6657 [email protected] • www.piyuvejewellers.co.za

23 / JEWEL TRADER / MARCH 2017 AA DIAMONDS Pty (Ltd) iamond Poli hing Rough iamond Gold and ine ewellery anufacturing Preciou etal Refining No 8 Kloof Road, Bedfordview, Johannesburg, 2007, South Africa T: +27 (0)11 615 0554/0673 F: +27 (0)11 615 0149 E: [email protected] / [email protected]

AA REFINERY © COPYRIGHT JEWELLERS’ NETWORK Pty (Ltd) Using the latest “Green” Technology 24 / JEWEL TRADER / MARCH 2017Only available at AA Refinery Pty (Ltd) Bedfordview Gold Exchange We buy everything Valuable Gold, Platinum, Silver and Diamonds Turnkey Platinum, Gold, Silver, Rhodium and Paladium Refinery

FEATURED ARTICLE I t all began in 1962, when a general dealer Under the directorship of Tennille Hoge in 2012, Jewel Quip was incorporated into the brand bringing – Bloomberg & Kleinman sold off their watch new expertise and product development including spare parts division to Dave Talmut & Max diamond polishing equipment into its already diverse Wiener who were the very first directors of product offering in 2015. We are mindful about the Cape Watchmakers Supplies & Tools who convenience of shopping online as such our website in turn, until the 80s supplied parts to the itemises our substantial offering complete with up to industry until the advent of the Japanese date pricing. Quartz watch movement.25 / JEWEL TRADER / MARCH 2017 BACK IN THE DAY 1992 Present day Cape Watch Tools & Jewellery Supplies offers trade services and consultancy under Conrad It was in 1986 that new owner, Colin Browne began Basson who has considerable experience in the investing in Jewellery tools and by the 90’s the manufacturing side of the industry. Over the decades diamond industry grew substantially therefore previous addresses included St Georges Mall, growing the range to include diamond evaluating Burg Street, Long Street and Church St so we pride equipment was the next logical step. ourselves as being a truly Capetonian company. We have decided it is that time again to move, this time By 2004, the baton was handed down to Colins we have decided to relocate to the trendy suburb of son – Rodger who then rebranded the business to Woodstock’s Buchanan Square a melting pot of Cape Watch Tools & Jewellery Supplies – bringing young creative’s. a stronger identity to the diamond and jewellery industry. Customers can expect easy parking and less congestion but what we are looking forward to is an in house state of the art demonstration and training room where customers can experience equipment and technology first hand. We are very excited and look forward to hosting all of our customers in this new environment.

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Munirah Desai | (011) 413-2469 | (074) 567-4545 [email protected] | Krugersdorp, Mogale City, 175027 / JEWEL TRADER / MARCH 2017

Designing, creating and innovating for the next generation.28 / JEWEL TRADER / MARCH 2017 © COPYRIGHT JEWELLERS’ NETWORK

SM WATCH WHOLESALE (PTY) LTD • Address: No. 9 Bazaar Street, Asiatic Bazaar, Pretoria, South Africa Tel: 012 323 1774 • Fax: 012 325 7097 • E-mail: [email protected] • Website: www.smwatch.co.za29 / JEWEL TRADER / MARCH 2017 Suppliers of calibrated smalls, certified diamonds and diamond jewellery 27 Ridge Road, 3rd floor Tel:0110276927 West wing, Parktown 0786003825/0833938199 Johannesburg Email: [email protected]

Full page 210mm (w) x 297mm (h) Leaves with Snow .pdf 1 2017/06/19 9:09 AM © COPYRIGHT JEWELLERS’ NETWORK C M Y CM MY CYCMY K 30 / JEWEL TRADER / MARCH 2017

FEATURED ARTICLE JADE JADE MARKET HONG KONG ITS VARIETIES, SUBSTITUTES AND STIMULANTS. Jade is a term used to describe two physically similar but chemically very different stones. JADEITE PI ‘HEAVEN’ DISC DRAGON PENDANT, NEPHRITE The circular perforated disc that occurs The Dragon is a symbol of clouds, frequently in Chinese jade carvings is thunder and rain. the symbol for the deity “Heaven”. EAGLE GOD & SNAKE NEPHRITE CHINA SYMBOL (LONG LIFE) BAT (HAPPINESS) MAW-SIT-SIT Whereas nephrite is a silicate of Bats are commonly encountered as a An attractive combination of jadeite calcium and magnesium, jadeite is decorative feature and they symbolize and albite feldspar, “Maw-sit-sit” is a a silicate of sodium and aluminium. “Happiness”. desirable carving material that is found Sir Charles Hardinge, author of Jade in upper Burma (Myanmar). Fact and Fable, proposed the names ‘amphibole jade’ for nephrite and ‘pyroxene jade’ for jadeite. While his suggestion was obviously meant to clarify the different nature of these materials it did not receive wide acceptance.31 / JEWEL TRADER / MARCH 2017 PEKINESE DOGS & PEARL, JADEITE PI SYMBOL AND LUCKY FISH CHLOROMELANITE Jadeite generally exhibits cleaner Fish are used as a symbol to indicate Chloromelanite, a very dark green brighter colours. It has a higher “Power and Rank”. The Cicada is a jadeite was used for tool making in refractive index and is slightly harder symbol of resurrection (similar to ancient times but it is seldom seen as and heavier than nephrite. Egyptian scarab). an ornamental material.

DEALER AT JADE MARKET HONG KONG JADE STALL AT THE JADE MARKET HONG KONG DEALER AT JADE MARKET HONG KONG OTHER JADE SUBSTITUTES HYDRO-GROSSULAR GARNET MTOROLITE, CHROME CHALCEDONY CHRYSOPHRASEHydro-grossular garnet or “Transvaal NEPHRITE JADE SELUKWEJade” was highly valued in China as ajade substitute. Heavier, brighter, just as SASSURITEhard and carving as well as jadeite, it PRASEis not surprising that the deposit in theBushveld Igneous Complex near Brits AVENTURINE ‘INDIAN JADE’has been virtually worked out. BOWENITE ‘PRECIOUS SERPENTINE’ Chrome chalcedony was first © COPYRIGHT JEWELLERS’ NETWORK discovered in the Great Dyke ofBowenite and williamsite are termed Zimbabwe (Rhodesia) by Mac McLean,precious serpentines in China where who was the mining engineer at thethey are carved into sizable artefacts Mtoroshanga Chrome Mine.such as incense burners, statues andrepresentations of the phoenix. Mac was a keen rockhound and he had soon cut a range of fine emerald green cabochons from the material. They found a ready market under the trade name Mtorolite. When he sent some of the rough to China for carving it produced some magnificent pieces. A pair of fine screens comes to mind. This created an immediate demand for a steady supply of the rough from the jade factory in China that had worked on it. PHOENIX The material displayed an intense red 32 / JEWEL TRADER / MARCH 2017 under the Chelsea filter so it was notSuch pieces are generally traded as long before some of the very fine green“New Jade”. highly translucent material was being facetted and finding its way into the market as emerald.ARTHUR THOMASFELLOW, GEM-A(GTBR) / GRADUATE GEMOLOGIST GIA (USA) / CERTIFIED EVALUATOR (SA)EMAIL: [email protected] / TEL: 011 784 0172 / FAX: 086 692 0244

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JSGEMS specialising in hand calibrated smalls we stock a wide variety of certified diamonds Our sales team: Gauteng: Clive - 082 411 7160 Kwa-Zulu Natal: Brian - 082 331 8514 Eastern Cape: Warren - 082 800 4259 Western Cape: Candice - 021 424 2999Visit our website to view our exciting range of silver jewellery. www.thetradingco.co.za The Pinnacle, Corner Burg & Strand Streets, Cape Town Telephone: 021 424 2999 E-mail: [email protected] address: suite 310, © COPYRIGHT JEWELLERS’ NETWORK 3rd floor, east wing 27 ridge road, parktown 34 / JEWEL TRADER / MARCH 2017 jhb, south africa tel: 011 334 7657 mobile: 082 498 6159 email: [email protected]

FEATURED ARTICLE CHOOSING AN ENGAGEMENT RING An Engagement ring TANZANITE IS A VERY POPULAR AQUAMARINE IS THE LIGHT BLUE GEM, BUT IT IS NOT WELL SUITED VARIETY OF BERYL AND ALTHOUGH is probably the single FOR USE IN HIGH WEAR JEWELLERY most important piece of IT IS 7.5 - 8 IN HARDNESS IT IS jewellery a woman AS IT IS PRONE TO CHIPPING USUALLY TOUGHER THAN ITS could own. AND SCRATCHING. IF IT IS USED SIBLING EMERALD. It is therefore obvious that a lot of thought IT SHOULD BE SET AS LOW AS should go into selecting the right ring, not only POSSIBLE AND PREFERABLY IN A because of the commitment that it symbolizes but also because it is the jewellery item that is BEZEL SETTING. worn the most. CARE SHOULD BE TAKEN TO TRADITIONAL SIX CLAW DIAMOND Lately we have seen a move away from the PROTECT EMERALD FROM KNOCKS ENGAGEMENT RING. traditional diamond engagement ring, with AND BUMPS AS THE MATERIAL CAN more and more people choosing a coloured gem as the centre stone in their special piece. FRACTURE AND CHIP EASILY. There is nothing wrong with that, but we must keep in mind why diamond is such a successful stone choice in an engagement ring. Diamond is incredibly hard, so it does not scratch easily, tough, so it handles bumps and knocks well, and it is stable, so it does not react to light and chemicals. If we choose to use another gem in its place, we should still take these durability factors into consideration.35 / JEWEL TRADER / MARCH 2017 Cell: 082 490 0219 | Tel: 011 465 0208 Email: [email protected] Web: www.agemlab.co.za Address: Suite 8, 4th Floor, Block E, The Pivot Office Park, Montecasino, Fourways, JHB, SA, 2055 Majestic Collection Contact us to find out how to become a stockist. 33 B ree S treet, C ape T own, S ou th A f rica T E L : 02 1 419 2 000/ 06 0 8 01 49 54 www.b y ldiamonds .com orders @ b y ldiamonds .com

Ideally we should not choose stones that are using such a stone then they should be advised ofsofter than 7 on Mohs’ hardness scale or stones the risk factors and told what to avoid and how tothat are rated poorly on toughness and are prone care for their ring in order to ensure the longevityto chipping, fracturing or cleaving when knocked. of their special piece.If a client is insistent on using such a stone theyshould be made aware of these dangers and With so many people venturing away from theadvised on how to set the gem in order to best diamond engagement ring it is important for theprotect it from damage. Stability is another factor jewellers and sales assistants to be well informedto consider as some gems may be affected by about what alternative stones are suitable for uselight or chemicals, and porous gems may even be in engagement rings and what durability concernsaffected by water. This needs to be explained to there are for other less suitable gems so thatany potential customer so that they might choose they can help guide customers to make the besta more stable stone. If they are still insistent on choice of this most important piece.FANCY BROWN DIAMOND PINK SAPPHIRE ENGAGEMENT RING. BLUE SAPPHIRE HAS BEEN A ENGAGEMENT RING. CORUNDUM IS AN EXCELLENT POPULAR ENGAGEMENT RING ENGAGEMENT RING STONE AS IT IS 9 IN HARDNESS AND HAS STONE. PRINCESS DIANA’S EXCELLENT TOUGHNESS AND ENGAGEMENT RING FEATURED A STABILITY. 12CT OVAL CEYLON SAPPHIRE. THESE TANZANITE ARE WELL BLUE ZIRCON IS FINE IN A MORGANITE IS THE LIGHT PINK © COPYRIGHT JEWELLERS’ NETWORK PROTECTED, SET LOW IN A DRESS RING BUT NOT IDEAL FOR VARIETY OF BERYL AND IS VERYPROTECTIVE RING OF DIAMONDS. EVERYDAY WEAR AS THEY TEND TO POPULAR IN ROSE GOLD. BE BRITTLE AND CHIP EASILY. OPAL IS SOFT AND POROUS AND AS EMERALD IS PRONE TO A LESS TRADITIONAL DIAMOND 36 / JEWEL TRADER / MARCH 2017CAN BE AFFECTED BY CHEMICALS. CHIPPING AND FRACTURING, THIS ENGAGEMENT RING USING IT IS NOT AN IDEAL CHOICE FOR TYPE OF TENSION SETTING SHOULD DIFFERENT CUTS. AN ENGAGEMENT RING. BE AVOIDED AS IT LEAVES THE STONE VULNERABLE TO DAMAGE.total diamond weight=1.55ct total diamond weight=1.14ct approx appearance=3.50ct approx appearance=1.75ct

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Metal Concentrators SA (Pty) Ltd is the © COPYRIGHT JEWELLERS’ NETWORK guarantee of purity & authenticity. 42 / JEWEL TRADER / MARCH 2017 We are esteemed members of both the South African Jewellery Council as well as the Responsible Jewellery Council. We supply all forms of precious metal waste. Our casting division offers CAD designing, casting and Please contact:CPT: 021 510 0770 | PTA: 012 000 4440 | DUR: 083 600 2210 [email protected] | www.metcon.co.za PIONEERS IN PRECIOUS METALS

Specialist supplier of fine quality Tanzanite FoundationTM certified loose tanzanite and certified Tanzanite BlueTM jewellery. www.tanzanitecompany.co.za [email protected] C +27 82 601 3621 [email protected] C +27 83 231 8919 P.O Box 85084, Emmarentia, 2029 T +27 11 446 5900 F +27 86 614 7433