Handcrafted in Africa / India Found in just one place on earth, tanzanite is a relatively recent discovery. This variety of zoisite was named for Tanzania, the country where it was found, by Tiffany & Co. The gem ranges in color from a deep sapphire blue to a pale lavender and the color shifts depending on the viewing angle. Hand crafted by jewelers in India. This beautiful ring is handcrafted in sterling silver. Size 7.