All our silver jewelry is crafted from .925 silver also commonly referred to as sterling silver. It is 92.5% pure silver, mixed with alloys to add strength and durability. PURE 925 STERLING SILVER — Crafted to stand the test of time. Sterling Silver is 92.5% silver, mixed with alloys to add strength and durability. QUALITY — All jewelry is new and inspected for quality assurance. Color Blue Style Modern Gem Type Blue Opal Material Sterling Silver Ring Size 5 Brand Name Sac Silver Metal Type Sterling Silver Metal Stamp 0.925 Stone Color Blue Manufacturer Sac Silver Setting Type Pave Ring Form Type Band Collection Name All Certificate Type certificate of authenticity Age Range Description Adult Stone Creation Method Simulated