Roskin Gem News Report

37-Carat Unheated Paraíba Tourmaline Emerges from Private CollectionA 37.34-carat Brazilian Paraíba tourmaline with stunning vivid blue hue—unheated, and reported to be from the original Batalha Mine—is now being offered...

The first major exhibition in almost 30 years dedicated to Cartier jewels and watches opened on April 12 and is scheduled until November 16, 2025, in the Sainsbury Gallery...

We saw this post the other day on FaceBook from the Gübelin Gem Lab - a topic we have been covering for some time now. This should be very...

Mourning jewelry was never just decorative—it served a purpose, marking the passing of a loved one with symbolism, sentiment, and often remarkable craftsmanship. Many were custom-made pieces, and the...

On a Personal Note:It’s no secret that we search high and low for international gem news, doing our best to bring you—as the New York Times might say—all the...

To celebrate the centenary of the 1925 International Exhibition of Modern Decorative and Industrial Arts, L'ÉCOLE, School of Jewelry Arts is pleased to present a rich program highlighting the...

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 year, Rap held court for...

We’ve known Gary Bowersox for decades—first when he would visit GIA in Santa Monica, sharing tales of his gem-hunting expeditions in Afghanistan, and later as he crisscrossed the U.S.,...

37-Carat Unheated Paraíba Tourmaline Emerges from Private CollectionA 37.34-carat Brazilian Paraíba tourmaline with stunning vivid blue hue—unheated, and reported to be from the original Batalha Mine—is now being offered...

The prestigious Australian Opal Awards are fast approaching, providing a platform for talented jewellers and carvers to gain national recognition for excellence in opal jewellery design and carving. With just one...

"I am pleased and proud to announce that this has been another strong auction for Grizzly," says Grizzly's chairman, Abdoulaye Ndiaye. "Our medium and high grade stones remain in...

Gemstone mining is anything but an easy task. But for one small group of hardworking insects, finding and moving gem material is simply a by-product of the work done...

On Monday, March 24, 2025, CIBJO, The World Jewellery Confederation, sent out a joint press release alerting members of the trade regarding an uptick in irradiated corundum (sapphire and...

The market for fine Type A jadeite jade, free of any and all treatments and enhancements, is undeniably centered in East Asia. There, buyers eagerly scoop up rich green...

The Australian Opal Awards team is thrilled to announce the official launch of its website: www.australianopalawards.com.au! Entries for the 2025 competition are now open, inviting designers and artisans to showcase...

Award winning gem artist Naomi Sarna is no stranger to the headlines. Just a few years ago, in 2020, she made news after being awarded a Guinness World Record...

Minister of Finance of Zambia, Dr Situmbeko Musokotwane, has suspended the 15% export duty on precious gemstones and metals by issuing Statutory Instrument No. 4 of 2025 on 18...

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 year, Rap held court for...

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 of its new strategy are...

"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 mention, not without questions—the Gemological...

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 unheated Burmese ruby from the...

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 Magnificent flagship jewelry sale in...

“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 crowd of attention-getters at the...

Sarah Reap, park interpreter with Arkansas State Parks, including the Crater of Diamonds in Murfreesboro, tells us that David DeCook, from Stewartville, MN, and a regular visitor to Arkansas’ Crater...

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 comparison tray that includes both...

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 editor for Forbes.com. Its selling...

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 and Mr. Ronald Winston in...

This top feature is a review of Christie's New York Magnificent Jewels Auction, on June 17th. Of course, there were diamonds—some of them truly remarkable—and we’ll showcase those in...

The first major exhibition in almost 30 years dedicated to Cartier jewels and watches opened on April 12 and is scheduled until November 16, 2025, in the Sainsbury Gallery...

Mourning jewelry was never just decorative—it served a purpose, marking the passing of a loved one with symbolism, sentiment, and often remarkable craftsmanship. Many were custom-made pieces, and the...

Christie’s Hong Kong held its highly anticipated Magnificent Jewels spring live auction on May 27 at The Henderson. The sale featured over 100 lots of exceptional and rare jewellery,...

With total sales exceeding 60 million Swiss Francs (over $70 million), Christie’s Magnificent Jewels auction at the Four Seasons Hotel des Bergues in Geneva did not disappoint. While the...

The Phillips Geneva Jewels auction, LIVE on May 12, 2025, has the potential to be an outstanding sale, featuring 144 lots of exciting jewels! We've selected a few standouts, including:...

On Friday April 15th, the Sotheby's Hong Kong Fine Jewelry Auction hammered out several beautiful and notable pieces to spotlight in the Roskin Gem News. But two headliners did not...

The March 27 Hong Kong Jewels auction at Phillips Auction House is taking place as we are finishing up the details of our report! There are some exceptional pieces...

Auctions offer a fantastic opportunity to study and appreciate jewelry from the past, whether it’s a specific era from the late 1800s or early 1900s, a remarkable center stone,...

The Magnificent Jewels Sale this past November in Geneva featured quite a few fancy color diamonds, with four that really caught our attention. - gr - Gary Roskin -...

The 2025 Cannes Film Festival gave us plenty to talk about—on screen and on the red carpet. And when it came to jewelry, there was no shortage of standout...

The New York Liberty are a professional women's basketball team based in Brooklyn, New York. Founded in 1997, they are one of the eight original franchises of the Women's...

The sea is this year’s leading inspiration for jewellers The endless seas are the great creative frontier in jewellery today, inspiring numerous high jewellery collections unveiled and presented this year Something’s...

“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 crowd of attention-getters at the...

The Met Gala has never been a stage for subtlety, and this year’s red carpet was no exception. The women arrived wrapped in couture fantasies—gowns that defied gravity, trains...

Once known for playing it safe in black tie, the men of the Met Gala are now in full peacock mode—and this year, they strutted. From Coleman Domingo’s shawl...

One gentleman's white gold and diamond ring, set with four (4) near colorless round brilliant cut diamonds, total weight approximately 1.00 carats, and ten (10) irradiated blue square princess...

Lauralee shares another glamorous week of celebrities wearing fabulous jewels, so let's give you some of the highlights! We'll share who it is, what and who are they wearing,...

The British crown jewels are worth even more money than you might imagine. Here's who inherited these treasures, along with Queen Elizabeth II's private jewelry collection. By Lori IoannouMar. 27, 2025Readers...

Lauralee from WhoWoreWhatJewels.com has really pushed herself to give us THREE Oscar features highlighting the jewels worn by the women, the men, and what was seen at the Vanity...