Natural violet blue Tanzanite(.35ct,SI, Tanzania) trillion hand set in a solid 925 sterling silver ring. Beautifully simple, with a splash of color. Tanzanite is a rare gemstone coming from a single mining site in Tanzania at the base of Mt. Kilimanjaro in the Mariana Hills. This area discovered in the 1960's is almost totally mined out, and the availability of this amazing stone is shrinking as the price is rising. Size 7