Colour
Colour is a key factor in the appeal and value of gemstones, playing a central role in jewellery design, grading, and consumer preferences. For UK jewellers, designers, and suppliers, understanding colour trends and their impact on pricing, sourcing, and sales is vital. Jewellery Focus provides expert coverage on gemstone colour grading, market analysis, and style trends, as well as insights into consumer demand for coloured stones and innovative uses of colour in contemporary jewellery design.
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May- 2015 -26 MayInternational
VIDEO: Largest ever man-made diamond to be unveiled at JCK
The International Gemological Institute (IGI) of Hong Kong has certified what it believes is the world’s largest HPTP-grown colourless diamond. The 10.02 carat Square Emerald Cut stone was fashioned from a record-breaking, 32.26-carat piece of man-made rough, grown by St. Petersburg-based New Diamond Technology LLC, in less than 300 hours.…
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14 MayTaking Stock
Goldmajor
Goldmajor – one of the largest suppliers of amber in the UK – has unveiled its new collection of marcasite jewellery. The collections include a Chinese-style colour infused enamel and marcasite pendant with a freshwater pearl, a marcasite brooch styled with a Celtic twist, along with a range of earrings…
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13 MayCurrent Affairs
WFDB express concern over undisclosed diamond treatment
The president of the World Federation of Diamond Bourses (WFDB), Ernie Blom, today expressed his concerns over the discovery by the GIA of a shipment of allegedly treated diamonds. Yesterday, the Gemological Institute of America (GIA) said that some 500 colourless to near-colourless diamonds have been submitted primarily to its…
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12 MayInternational
GIA notifies trade of potential undisclosed diamond treatment
Approximately 500 colourless to near-colorless diamonds submitted primarily to GIA’s grading laboratory in Ramat Gan, Israel, were potentially subjected to an undisclosed temporary treatment, the body has announced. GIA said it believes that the treatment “temporarily masks the body colour of the diamond, resulting in a colour grade that can…
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12 MayAnalysis
FEATURE: Focus on – Casting
There have been great technological changes in the casting industry in recent years. After the latest announcement of 3D printing jewellery by Argos, and the introduction of laser-sintering machines that ‘print’ jewellery directly in precious metal, TOM DAVIS looks at where the industry is heading In recent years the casting…
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Apr- 2015 -21 AprilEvents
‘Perfect’ 100-carat diamond could sell for $25m at auction
A ‘flawless’ 100-carat diamond is expected to fetch between $19m (£12.7m) and $25m (£16.7m) at a Sotheby’s auction in New York. The diamond has been described as ‘perfect’ and joins an elite group of just five comparable-quality diamonds over 100 carats to have ever been sold at auction worldwide. The…
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10 AprilCurrent Affairs
Bonhams proclaims 2015 as ‘year of the coloured gemstones’
Coloured gemstones, such as rubies, sapphires and emeralds are this year’s must-have gems, according to Bonhams. The auction house said that this demand was thanks to their being sported by A-list celebrities such as the Duchess of Cambridge, Beyonce, Naomi Watts, Rosamund Pike and Mila Kunis. Jean Ghika, head of…
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Mar- 2015 -26 MarchWatch Focus
IWC celebrates 10-year partnership with Mercedes-AMG with new watch
IWC Schaffhausen is celebrating the 10-year anniversary of its partnership with Mercedes-AMG with the launch of a motoring inspired watch. The Ingenieur Automatic Edition ‘AMG GT’, is made of solid boron carbide – one of the hardest materials in existence – and is limited to just 25 pieces. It features…
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18 MarchQ&A Sessions
Q&A: Orbitvu (photography equipment)
[intro]Jewellery Focus chats to Andrew Dibben, owner of AJ’s Studio & Camera Supplies, the official supplier of Orbitvu in the UK, on what makes this innovative photography technology so unique.[/intro] Could you tell me a little about Orbitvu, how it works, and what it does? The Orbitvu Alphashot Micro is a…
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Feb- 2015 -13 FebruaryCurrent Affairs
Sotheby’s unveils 100-carat ‘perfect’ diamond
Today global art business Sotheby’s has unveiled a 100-carat ‘perfect’ diamond, which is set for auction later this year. The diamond, which is reportedly the largest perfect diamond with a classic emerald cut ever to be offered at auction, is currently being unveiled in Sotheby’s new Bond Street Galleries. The…
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