Gemstone Statement Ring in Sterling Silver & Genuine Turquoise Gemstones Sizes 6 to 12 925 Sterling Silver (Solid) Genuine Turquoise, Spiny Oyster, Mother of Pearl, Purple Turquoise (natural turquoise that has been treated & color-enhanced) Approx. 1" long x 1" wide (see ruler images) Premium Quality | Imported Turquoise Network: Fine jewelry at UNBELIEVABLE low prices! Accredited member of the Better Business Bureau (A+ Rated)