Turquoise Network Gemstones Ring in Sterling Silver 925 Designer-Look Size 6 to 12 925 Sterling Silver (Solid) Genuine Spiny Oyster, Mother of Pearl, and Turquoise (natural turquoise that has been treated & color-enhanced) Premium Quality | Imported Turquoise Network: Fine jewelry at UNBELIEVABLE low prices! Accredited member of the Better Business Bureau (A+ Rated)