*Gem Focus & Market Pulse (Free Subscriber)

Gem Focus September 2026: Tanzanite

Posted on September 9, 2026 by Brecken Branstrator, GIA GG

Learn more about the blue/violet variety of zoisite and its pricing in today’s market.

Read

News Archive

Gray Spinel

A decade ago, the steely stone surprised many by becoming one of the market’s most in-demand gems, but has that spike in demand for gray spinel continued?