From tech platforms to candy companies, here’s how some of the highest-ranking brands earned their spot on the list.
AGA to address lab-grown diamonds in Las Vegas
The Accredited Gemologists Association is holding a half-day conference on Thursday, May 28 in Las Vegas, bringing together industry experts to talk about detection, market perceptions and pricing of lab-grown diamonds.
San Diego, Calif.--In response to the growing presence of lab-grown diamonds in the trade, the Accredited Gemologists Association is holding a half-day conference in Las Vegas on Thursday, May 28 to help people at all points along the supply pipeline understand the stones.
The session will be moderated by Gary Roskin, GG, FGA, and host of the Roskin Gem News Report.
Panelists will include Tom Chatham of Chatham Created Gems; James Shigley, distinguished research fellow at GIA’s gemological research laboratory; Thomas Hainschwang, director of the Lichtenstein Gemological Laboratory; and Alex Grizenko of Lucent Diamonds, among others.
The conference will include presentations and a town-hall style moderated discussion, addressing such topics as detection, market perceptions and pricing of synthetic diamonds from producer to retailer.
There also will be a hands-on session that will allow attendees the opportunity to handle and become familiar with gem-quality lab-grown diamonds.
Registration is $105 for AGA and Gem-A members and $130 for non-members. The program is scheduled to take place at the Westin Las Vegas on Thursday, May 28 from 1 to 5 p.m. A cocktail reception will follow.
For more information about the conference or to register, visit AccreditedGemologists.org.
The Latest

The “Khol” ring, our Piece of the Week, transforms the traditional Indian Khol drum into playful jewelry through hand-carved lapis.

The catalog includes more than 100 styles of stock, pre-printed, and custom tags and labels, as well as bar code technology products.

Launched in 2023, the program will help the passing of knowledge between generations and alleviate the shortage of bench jewelers.

The chocolatier is bringing back its chocolate-inspired locket, offering sets of two to celebrate “perfect pairs.”


The top lot of the year was a 1930s Cartier tiara owned by Nancy, Viscountess Astor, which sold for $1.2 million in London last summer.

Any gemstones on Stuller.com that were sourced by an AGTA vendor member will now bear the association’s logo.

Criminals are using cell jammers to disable alarms, but new technology like JamAlert™ can stop them.

The Swiss watchmaker has brought its latest immersive boutique to Atlanta, a city it described as “an epicenter of music and storytelling.”

The new addition will feature finished jewelry created using “consciously sourced” gemstones.

In his new column, Smith advises playing to your successor's strengths and resisting the urge to become a backseat driver.

The index fell to its lowest level since May 2014 amid concerns about the present and the future.

The new store in Aspen, Colorado, takes inspiration from a stately library for its intimate yet elevated interior design.

The brands’ high jewelry collections performed especially well last year despite a challenging environment.

The collection marks the first time GemFair’s artisanal diamonds will be brought directly to consumers.

The initial charts are for blue, teal, and green material, each grouped into three charts categorized as good, fine, and extra fine.

The new tool can assign the appropriate associate based on the client or appointment type and automate personalized text message follow-ups.

Buyers are expected to gravitate toward gemstones that have a little something special, just like last year.

Endiama and Sodiam will contribute money to the marketing of natural diamonds as new members of the Natural Diamond Council.

The retailer operates more than 450 boutiques across 45 states, according to its website.

The new members’ skills span communications, business development, advocacy, and industry leadership.

The jeweler’s 2026 Valentine’s Day campaign, “Celebrating Love Stories Since 1837,” includes a short firm starring actress Adria Arjona.

Family-owned jewelry and watch retailer Deutsch & Deutsch has stores in El Paso, Laredo, McAllen, and Victoria.

The Italian luxury company purchased the nearly 200-year-old Swiss watch brand from Richemont.

Micro-set with hundreds of diamonds, these snowflake earrings recreate “winter’s most elegant silhouette,” and are our Piece of the Week.

Ella Blum was appointed to the newly created role.

Sponsored by RapNet























