CollectionsApr 21, 2021
Alrosa’s ‘Luminous’ Collection Leans Into FluorescenceThe diamond miner and seller is marketing the stones for their glow.
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72 results for “Big & Important Diamonds”
GradingApr 21, 2021
A Day in the Life: Zhanna Beissekova, Head Gemologist at IGR LondonBeissekova has been dreaming of gemstones since she was a sandbox excavator.
SourcingApr 21, 2021
Jewelry Knowledge Quiz: All About Diamonds From the oldest to the largest to the most popular, find out how much you know about the hardest substance on Earth.
AuctionsApr 20, 2021
Christie’s to Offer 100-Carat Diamond at Auction This SpringThe D-color, internally flawless diamond leads the Geneva Magnificent Jewels auction.
AuctionsApr 07, 2021
This 15-Carat Purple-Pink Diamond Could Fetch $38M at AuctionThe internally flawless Type IIa stone is the star of Christie’s Magnificent Jewels sale next month in Hong Kong.
SourcingApr 06, 2021
Petra Finds 39-Carat Rough Blue Diamond at CullinanThe Type IIb stone is of “exceptional quality” in terms of both color and clarity, the miner said.
SourcingApr 01, 2021
3 Rough Auctions Total Nearly $24M for AlrosaThe sales included the 242-carat rough diamond that could yield a polished diamond worth as much as $8 million.
AuctionsMar 29, 2021
Take a Peek at All the Big Stones Heading to Auction This SpringThe largest Kashmir sapphire to hit the block, according to Sotheby’s, and several stones weighing more than 100 carats are on offer.
SourcingMar 11, 2021
Petra Diamonds Completes RestructuringThe diamond miner first announced the move in the fall after pulling itself off the market when it couldn’t find any buyers.
SourcingMar 02, 2021
This 242-Carat Rough Diamond Is Heading to AuctionRecovered in 2009, it’s the most significant stone offered for sale by Alrosa in five years.
SourcingMar 02, 2021
Harry Winston Open to Offers on ‘The Pink Legacy’The company displayed the 18.96-carat pink diamond at its New York store in honor of its founder’s 125th birthday.
SourcingFeb 24, 2021
157-Carat Canadian Diamond Goes Up for Sale Dubbed “Polaris,” the rough diamond is the Gahcho Kué mine in Canada’s Northwest Territories’ largest gem-quality diamond recovered to date.
SourcingJan 25, 2021
A 26-Carat Pink Diamond Is Up for Sale in AntwerpStorm Mountain Diamonds recovered the “Pink Dawn” from its Kao mine in October.
SourcingJan 20, 2021
Lucara’s Latest Find Is 341 Carats The diamond, described as top white and gem quality, came from the Karowe mine in Botswana.
SourcingJan 12, 2021
Botswana Mine That Produces Big Diamonds Granted Extension The Botswana government granted Lucara’s application to renew the license for the Karowe Mine through 2046.
MajorsJan 07, 2021
Tiffany Teases Its Most Expensive Jewel Ever It features a diamond weighing more than 80 carats.
SourcingDec 29, 2020
157-Carat Diamond Recovered from Gahcho Kué MineThe discovery marks the largest diamond found by Mountain Province Diamonds.
SourcingDec 21, 2020
Lucapa Finds 2 More 100-Carat-Plus DiamondsThe recovery of a 101-carat diamond in Lesotho followed right after the miner found a 127-carat stone in Angola.
SourcingDec 07, 2020
Journey Through ‘Diamonds Across Time’ With This New Book It’s the World Diamond Museum’s first proprietary publication.
SourcingDec 01, 2020
14-Carat Pink Diamond Recovered in LesothoGem Diamonds found the “top quality” stone last week.
SourcingNov 30, 2020
De Beers, Diacore Buy Blues From the Cullinan MineThe two companies paid a little over $40 million for the five diamonds, which range in size from 10 to 26 carats.
AuctionsNov 12, 2020
This 15-Carat Pink Diamond Sold for $26 Million“The Spirit of the Rose” stole the show at Sotheby’s Geneva jewelry auction, while white diamonds put on a strong performance as well.
SourcingNov 12, 2020
See the Nearly 1,000-Carat Diamond Lucara Just Dug UpIt’s from the Karowe mine in Botswana.
Lab-GrownNov 12, 2020
GIA’s Express Diamond Services Are Coming Back Expedited grading will be available beginning next week in anticipation of the holiday season.
SourcingNov 06, 2020
Louis Vuitton Wants Your Input On Cutting This 549-Carat DiamondHB Antwerp, Lucara Diamond Corp. and Louis Vuitton are teaming up again to transform a rough diamond into a custom design.
