27/10/2022
Rarest of rare, Argyle violet diamonds stand out from the rest of Argyle's colour diamonds, including the highly coveted pink diamond. But just what is it that makes it one of Earth’s most beautiful gifts? Explore everything there is to know about the Argyle violet.
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03/07/2022
• Richard Chiu
India Bore Diamond Holdings (IBDH), one of two Australian companies currently operating at the Ellendale site in Western Australia – has confirmed two separate layers of diamondiferous gravel deposits at its site.
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12/06/2022
• Richard Chiu
The Gemological Institute of America (GIA) has announced it will soon issue digital grading reports instead of paper certification and launch an AI-based diamond inscription matching service.
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29/04/2022
• Samuel Ord
The world’s largest blue diamond, the De Beers Cullinan Blue, has been sold at auction for $US57.47 million ($AU80.96 million) at Sotheby’s in Hong Kong.
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18/04/2022
• Richard Chiu
Colour diamonds dominated the Christie’s New York ‘Magnificent Jewels’ auction last week, led by the 8.8-carat pink diamond dubbed ‘The Fuchsia Rose’ which was sold for $US6.7 million ($AU9.1 million).
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28/03/2022
• Richard Chiu
A 228.31-carat pear-shaped white diamond, dubbed ‘The Rock’, is expected to fetch around $US30 million ($AU40.50 million) at Christie’s Luxury Week tender in Geneva on 11 May.
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22/02/2022
• Dr. Thomas Hainschwang
Owing to the rise of synthetic diamonds, the trade in fancy colour stones is no longer clear cut, writes Dr Thomas Hainschwang.
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21/02/2022
• Richard Chiu
The beauty and rarity of blue diamonds make them one of the most sought-after gemstones in the world and another mark in their colourful history may be made when the 15.1-carat De Beers Cullinan Blue goes to auction on 27 April.
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11/02/2022
• Richard Chiu
Advances in technology have a way of making the unthinkable possible and such is the case of a novelty cut diamond that strikingly resembles the iconic Apple brand logo.
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22/01/2022
• Richard Chiu
Australian diamond exploration company Burgundy Diamond Mines has acquired a parcel of fancy yellow rough diamonds from the Ellendale mine in West Kimberley.
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20/01/2022
• Richard Chiu
A 555.55-carat rare and “out of this world” black diamond will be placed on the auction block in London by Sotheby’s next month, which is expected to fetch around £5 million ($AU9.46 million).
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14/12/2021
• Richard Chiu
The 20.46-carat Okavango Blue Diamond, which is said to be one of the most fascinating and rarest colour diamonds in existence, has been unveiled for public display at the American Museum of National History.
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29/11/2021
• Richard Chiu
The discovery of an extremely rare ‘double diamond’ in Western Australia’s Kimberley region is expected to kickstart the diamond mining industry in addressing the strong demand for colour diamonds.
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17/11/2021
• Dr. Thomas Hainschwang
Synthetic diamonds are still a hot topic debated across the industry and the media. How did they become so prominent, and what caused the sudden rise of synthetic diamonds? DR THOMAS HAINSCHWANG explores.
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12/11/2021
• Richard Chiu
Two of the five ‘hero’ diamonds – the last of the rare pink diamonds from the famed Argyle Mine - were displayed for one day by Calleija Jewellers before they were finally brought to their respective owners.
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