☉ Item Specifications: ☉ Metal Type: Sterling Silver. ☉ Metal Stamp or Hallmark: .925 ☉ Metal Purity: 92.5% Sterling. ☉ Gemstone Creation Method: Simulated. ☉ Gemstone: Simulated Cubic Zirconia ☉ Face Measurements From South To North: 8mm (0.31" ) ☉ Center Stone Measurements: 8mmx6mm ☉ Approximate Center Stone Carat Weight: 1.21 Carat Art Deco Oval Wedding Ring Marquise Simulated Cubic Zirconia 925 Sterling Silver