A detailed overview of Paraiba tourmalines, covering mineralogical composition, color origin, treatments, and how they’re assessed in the gem trade.

Discover why TWAK Gems focuses on natural gemstones in bespoke jewelry. Learn about our Gem to Jewelry program and exclusive Gems & Cheers event

Here you you learn what sets Precision Cut stones apart from traditional cuts.

A glance on Tanzanite, one of the rarest gemstones of the world.

Discover our Gem to Jewelry Program: Transform your chosen gemstone into a bespoke, one-of-a-kind jewelry piece. Personalized design and expert craftsmanship.