After eight years, Gilbertson is leaving his post at the mining company, which is currently facing a slew of operational challenges.
What you might have missed
The top lots from the “Bunny” Mellon sale and analysis of Signet Jewelers Ltd.’s latest financials were among the most read stories on National Jeweler last week.

New York--Here are the five most popular stories from NationalJeweler.com for the week of Nov. 23 to 29, according to Google Analytics.
1) The top 10 lots from the ‘Bunny’ Mellon sale
A 9.75-carat fancy vivid blue diamond was the top lot when Sotheby’s sold jewelry that once belonged to horticulturist, art collector and philanthropist Rachel “Bunny” Mellon. The stone set two world auction records.
2) Brands continue to come up big for Signet
Signet Jewelers Ltd. reported its third quarter financials last week, revealing that its brands like Vera Wang Love, Neil Lane and Le Vian that continue to be its top sellers.
3) EGL USA to launch trading platform by year’s end
After getting de-listed by RapNet in October, EGL USA has announced plans to launch its own diamond trading platform before the conclusion of 2015.
4) The smartwatch has too (many) faces
Richemont and Swatch Group are among the conglomerates cracking down on knockoffs of their brands’ most famous faces being created in digital form for smartwatches.
5) Why consumers are starting to love gold again
A Q&A with the World Gold Council’s Sally Morrison and Marcus Grubb explores the supply, demand, future pricing and marketing effort behind the yellow metal.
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.

A ring set with “hogback” diamonds, an early stone cut dating to around the 16th century, sold for more than $20,000 at a U.K. auction.

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.




















