The lab said “most” of the diamonds paired with reports stating they were natural and untreated are actually lab-grown or treated diamonds.

Michelle Graff

Though it’s unclear why someone would treat the material in that way, it’s important gemologists know it exists, the lab said.

Brecken Branstrator

Azar shares her thoughts on the future of diamond detection, screening melee today, “bad actors,” and more.

Lenore Fedow

One of the highlights of the JCK show in Las Vegas has always been the Italian Pavilion, buzzing with excitement and elegance.

The HB Academy will offer classes for prospective specialists and jewelry retailers, and continuing education for its own employees.

Brecken Branstrator

All SCS-007 certified diamonds graded, scanned, and laser inscribed by the gem lab can now carry a “Sustainably Rated” claim.

Brecken Branstrator

The submitted stone had been cut and polished with “meticulous precision” to match a natural diamond report, the lab said.

Brecken Branstrator

Take a tour of Italian designers at COUTURE 2021.

The U.S. division is beginning the process of assessing, then combatting, its impact.