After eight years, Gilbertson is leaving his post at the mining company, which is currently facing a slew of operational challenges.
Sea-Dweller makes a splash at Antiquorum
A Rolex Sea-Dweller Ref. 1665 that once belonged to oceanographer and filmmaker Philippe Cousteau Sr. exceeded its pre-sale estimate when it sold for $183,750 at Antiquorum Tuesday.
New York--A Rolex Sea-Dweller Ref. 1665 that once belonged to oceanographer and filmmaker Philippe Cousteau Sr. exceeded its pre-sale estimate when it sold for $183,750 at Antiquorum Tuesday.
“As demonstrated by (the) auction, collectors continue to zealously bid on rare timepieces with importance provenance,” said Antiquorum President and CEO Evan Zimmermann.
Overall, the auction house’s 229-lot New York sale of Important Modern & Vintage Timepieces totaled $3.7 million, with international participation from China, Hong Kong, Singapore, Switzerland and the United States.
Leading the sale was a very fine and unique set of Vacheron Constantin Metiers d’Art Les Masques from 2008, made in 18-karat yellow, pink and white gold and platinum, which sold for $603,750 to a Chinese collector.
Patek Philippe timepieces also achieved strong results, with a Ref. 3979 minute-repeater with a possibly unique Breguet dial selling for $351,750. Two examples of a Patek Philippe Ref. 5004 also sold, in pink gold for $219,750 and the platinum version for $231,750.
Antiquorum USA Watch Director Saori Omura said the auction house is “very pleased” with its first auction of the season.
The Latest

The new location is set to open this winter, featuring the retailer’s first rotating jewelry designer residency.

The pop artist appears in the latest campaign for the “Laurence Graff Signature” collection.

Colored gemstones, artisan finishes, mixed metals, and meaningful details are shaping demand in bridal jewelry.

One-of-a-kind pearls take the shape of ice cream cones, frogs, submarines, and other imaginative charms.


Charlotte Rose said her election is “a sign that this is an industry capable of change.”

Sponsored by Rio Grande Jewelry Supply

DCA is preparing the next generation of professionals by supporting workforce development, leadership growth, and career advancement.

The American jewelry house, founded by Latvian immigrants, has been creating American flag brooches since 1917.

The artwork celebrates the Atlanta jeweler’s legacy and symbolizes its commitment to supporting local artists and its community.

Its team can evaluate jewelry and watches, as well as luxury handbags, artwork, and collectibles.

Falling oil prices were a factor in the slight month-over-month improvement.

The new offering comprises more than 120 bridal and engagement ring styles with natural and lab-grown diamonds.

The clock is part of the celebration for the soon-to-open Rolex headquarters on New York City’s Fifth Avenue.

The public relations professional is remembered for her benevolent generosity and unwavering commitment to those around her.

The new watch commemorates Pokémon’s 30th anniversary.

The luxury retailer is now called Exemplar Luxury Group.

The “Lady” collection is a new take on old beauty standards with gemstone-adorned hair pins and combs, a compact mirror necklace, and more.

The new line is included in the e-tailer’s curation of jewelry celebrating America’s 250th anniversary.

All active members who earned their credential or designation before Dec. 1, 2025, are required to recertify.

The new jewelry collection uses a colorful palette of onyx, malachite, tiger’s eye, mother-of-pearl, lapis, turquoise, and coral.

Lee Michaels Fine Jewelry is celebrating 30 years in the Ridgeland, Mississippi community.

Sean Milliner has joined the company.

Classes will begin in August at GIA’s new Canary Wharf location.

The rainbow version of the ring, our Piece of the Week, features angel-cut, octahedral lab-grown sapphires designed to be worn as armor.

The new initiative donates a portion of the proceeds from select charms to charitable causes.

The Brooklyn-based jeweler created a limited-edition version of its “Aura” eternity band, set with gemstones in the team’s colors.





















