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- 2016 -5 MayAuctions
Largest rough diamond discovered in 100 years could fetch £48m at auction
The largest rough diamond to be discovered in over a century could sell for more than $70m (£48m) at a Sotheby’s auction. The 1109-carat ‘Lesedi la Rona’ – the largest gem-quality rough diamond to be discovered in over a century and the largest rough diamond in existence today – will…
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Apr- 2016 -21 AprilAuctions
Diamond and sapphire prices soar for Bonhams
Sapphire and diamond jewellery designs achieved top prices when they went under the the hammer at Bonhams Fine Jewellery sale in London yesterday. Bidders in the New Bond Street saleroom, online and on the telephones, competed for 129 lots at the auction on Wednesday, 20 April, which achieved £4.98m with…
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7 AprilAuctions
Record-breaking pink diamond could fetch £27m at auction
The largest fancy vivid pink pear-shaped diamond to ever be offered at auction is expected to go under the hammer for $28m to $38m (£19.9m to £27m). The 15.38-carat ‘Unique Pink’ diamond – unveiled in London today – received the highest possible colour grading for a pink diamond from the…
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1 AprilCurrent Affairs
Bizarre ‘talking diamond’ alarms miners
A rough diamond with bizarre auditory qualities has been uncovered in a mine in Botswana. The 4.23-carat gemstone, which was found by miners working in Jwaneng diamond mine last night, reportedly began issuing a ‘gargling’ sound shortly after it was dusted off. It is thought the type IIa D-colour stone…
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Mar- 2016 -15 MarchAuctions
Rare blue diamond could fetch £24.7m at auction
Sotheby’s is set to auction the world’s largest oval fancy vivid blue diamond ever to go under the hammer. The De Beers ‘Millennium Jewel 4’ – set to be auctioned at Sotheby’s Magnificent Jewels and Jadeite Spring Sale on 5 April, 2016 – is expected to sell for between $30m…
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Feb- 2016 -29 FebruaryCurrent Affairs
Angola’s largest diamond sold for £11.5m
Lucapa Diamond Company has sold the record-breaking 404.2-carat diamond, which it recovered earlier this month in Angola, for $16m (£11.5m). The selling price of $39,580 (£28,574) per carat is a record price for a white diamond recovered at the Lulo mine, with the company saying it is “further evidence of…
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25 FebruaryTrade Organisations
Rapaport launches Investment Diamond Grading Report
The Rapaport Group has announced the launch of a new diamond grading report – the Rapaport Investment Diamond Report (IDR). The new report conservatively grades diamonds based on Gemological Institute of America (GIA) standards. It will also provide additional gemological information including tint, location and colour of inclusions as well…
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17 FebruaryCurrent Affairs
Massive 404-carat diamond discovered in Angola
Lucapa Diamond Company has announced the discovery of a massive 404.2-carat, which it claims is the 27th largest diamond ever discovered. The type IIa D-colour diamond, which was discovered at the firm’s Lulo Diamond Project in Angola’s Lunda Norte Province, is the biggest recorded diamond ever found in Angola –…
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Jan- 2016 -4 JanuaryRetailers
Chisholm Hunter sells rare £500,000 diamond ring
Luxury jeweller and diamond merchant Chisholm Hunter has sold a rare diamond ring for more than £500,000. The 5-carat round brilliant D-colour flawless diamond ring was purchased by one of the store’s customers as a Christmas present for this wife. The diamond ring was crafted by the retailer’s in-house jewellers…
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Dec- 2015 -23 DecemberOpinion
Another step forward in an ongoing challenge
Diamond grading issues have been a hot topic in recent months, but a new ISO Standard could benefit the consumer and retailer. STELLA LAYTON, chief assay master at the Birmingham Assay Office, explains.[divider style=”solid” top=”20″ bottom=”20″] The industry has come a long way since we staged our first Great Debate…
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