Rapaport’s JCK Breakfast: The Way Forward, with Al Cook, CEO of the De Beers...
The 8 a.m. Sunday breakfast with Martin Rapaport at JCK Las Vegas is an institution—equal parts sermon, pep talk, and no-holds-barred market commentary. This...
De Beers – for the Retail Jeweler – Presents New Jewelry Designs and Promotes...
De Beers is stepping into more visible territory—both in jewelry design and in how it tells the story of its natural diamonds.
At the center...
GIA to Use ‘Premium’ or ‘Standard’ to Describe Synthetic Diamonds: Clarity and Color Grades...
"Change reflects narrow color and clarity range of the manufactured product"
In a move that feels both obvious and, at the same time, curious—not to...
Sotheby’s High Jewelry: Red Diamonds, Vanderbilt Jewels, Graff, Winston, & More!
Sotheby’s June New York High Jewelry auction presents a standout selection of exceptional gemstones and important pieces from renowned collections.
Highlights include a rare 9.60-carat...
The Spectacular High Jewelry Auction: Sotheby’s Geneva Results
Feeling the need to break away from the pack (or at least from its closest rival, Christie's) Sotheby's has changed the name of it's...
From Cocktail to Couture: the “Tequila Diamond” in the Limelight at the Met Gala
“Can you make a synthetic diamond from tequila?” In this pun-worthy moment, we take our best shot—literally.
In an effort to stand out in a...
The Crater Gives up a 3.81-Carat Brown Diamond: Arkansas’ State Park Yields a Winner!
Sarah Reap, park interpreter with Arkansas State Parks, including the Crater of Diamonds in Murfreesboro, tells us that David DeCook, from Stewartville, MN, and...
The Hybrid Diamond Color Grading Master Set: How Cost and Availability Caused a Revelation
By now, you’ve probably seen press releases from AGA (Accredited Gemologists Association) and GCAL by Sarine, announcing the new Hybrid Master Set—a diamond color...
Christie’s Headliner, the 23.24-carat “Golconda Blue” Pulled
The 23.24-carat “Golconda Blue” fancy vivid blue diamond has been unexpectedly pulled from the May 14 Christie’s Magnificent Jewels sale, says Anthony DeMarco, contributing...
The Winston Red – the Color Every Other Red Diamond Wishes it Had!
The Winston Fancy Color Diamond Collection was unveiled at the Smithsonian Institution's National Museum of Natural History on Tuesday, April 1st, with Smithsonian dignitaries...
Rio Tinto discovers exceptional yellow diamond from its Diavik Diamond Mine
Rio Tinto has unearthed one of the largest gem-quality yellow diamonds ever discovered in Canada, from its Diavik Diamond Mine.
The 158.20 carat rough diamond...
Sotheby’s Diamond Extravaganza: Showcase in Abu Dhabi
Sotheby’s hosted an exhibition in Abu Dhabi (9–10 April 2025) featuring a remarkable selection of colored diamonds, including one of the most significant blue...
