Spinel 1.03 ct aquamarine A medium blue sapphire from

A medium blue sapphire from Madagascar

A very nicely saturated blue zircon

Slightly more saturated

expertly cut in the classic Asscher style

unheated tanzanite

Spinel 1.03 ct aquamarine A medium blue sapphire fromA soft pink spinel from small scale mining in Luc Yen, Vietnam, cut into an elegant traditional oval. Once mistaken for ruby or sapphire, spinel is now rightly celebrated for its exceptional brilliance, vivid color, and impressive durability. With a hardness of 8 on the Mohs scale and excellent toughness, it is well suited for everyday jewelry. Spinel occurs in a wide range of striking huesfrom fiery red and electric pink to cobalt blue and