Blue Tourmaline, Color Sapphire, Tsavorite and Diamond Ring, 18K Gold Blue Sapphire with Tsavorite and Diamond Ring Set in 18 Karat White 12ct Blue Sapphire Armor Ring With Tsavorite and Diamonds Made In 18k Blue Sapphire and Tsavorite with Diamond Ring Set in 18 Karat White Blue Sapphire with Tsavorite and Diamond Ring Set in 18 Karat White. The vibrant blue sapphires and citrus green tsavorites in this elegant ring glisten like over flowing treasure. An updated classic with variegated stones sizes tightly nested in pirate sized chunk of gold. 18K Gold, Blue Sapphire, Tsavorite Care: avoid water, lotions, chemicals, perspiration