A Zambian emerald ring set with yellow and black diamonds in 18k black gold.

Tanzanite drop ear pendants, 18k white gold. Big model.

A natural red spinnel gem, set with brown diamonds in 18k black gold.

A tanzanite sugarloaf ring, with black diamonds, 18k black gold.

A one-of-a-kind yellow tourmaline ring set with white and black diamonds in black gold.

Exceptional tanzanite and rubellite ear pendants, 18k white gold.