Magnificent Jewels: Christie’s and Sotheby’s go Head to Head

Magnificent Jewels: Christie's and Sotheby's go Head to Head Christie"'s New York - December 6, 2023 - Magnificent JewelsSotheby's New York - December 5, 2023...

Zambian Tax Could Hike Emerald Prices: Just when Gemfields thought things couldn’t get worse

Last week, we reported that Gemfields was cutting costs due to lower-than-expected emerald auction results. It was noted that competition from Zambian producers had...

Sotheby’s: The Important Watches I & II! From a Mystery Pendulum Clock to a...

Important Watches I & II Important Watches I & IIFollowing a triumphant auction last November–realizing over CHF 20 million and setting several world records–Sotheby"'s returned...

Magnificent Blue Jewels

Magnificent Blue Jewels Some of the many beautiful pieces of the Sotheby's Magnificent Jewels auction that caught our attention, are here in the Roskin Report. Up...

Phillips Auction in Geneva: The Geneva Jewels Auction: TWO

Phillips Auction in Geneva: The Geneva Jewels Auction: TWO Taking place on May 13, 2024, the Phillips Geneva Jewels Auction TWO will be held at...

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...

Bangkok Gem Night Returns February 23 — Networking With a Purpose

The next Bangkok Gem Night takes place on Monday, February 23, offering members of the gem and jewelry trade an informal evening of networking...

Bvlgari’s Most Valuable Gem, The Laguna Blu Diamond, Debuts At Met, Sotheby’s next!

The Bvlgari Laguna Blu, an 11.16-carat fancy vivid blue diamond, was seen being worn by Priyanka Chopra Jonas at the 2023 Met Gala, and...
A ring with a large yellow-green gemstone and a silver band.

A Heritage Auction Marathon: Over 500 items – an All Day All Night Sale,...

In our last report on Heritage Auctions' September 29 Fall Fine Jewelry Signature® Sale, we focused on a few beautiful pieces of colored gemstone...

Surprise Reds! Rio Tinto’s Successful Pink (and yellow) Tender

Surprise Reds! Rio Tinto's Successful Pink (and yellow) Tender Press Release and MORE! At Rio Tinto"'s inaugural Beyond Rareâ„¢ Tender: The Art Series, exceptional results were...

Bonhams Sets New Auction Record with First-Ever Cartier Mystery Clock

Hong Kong Watches - 22 Jun 2022 | Hong Kong, Admiralty - • Cartier's First Mystery Clock "Model A" Sold for HK$6.9 Million• More...

Le goût Rothschild: Defining the Dynasty’s Legendary Style – Upcoming Christie’s

Le goût Rothschild: Defining the Dynasty"'s Legendary Style - Upcoming Christie's Gary RoskinRoskin Gem News Report Christie'sChritsies.com Since the 1700s, the family name Rothschild has been synonymous with...