? Collection: Birthstone Collection? Style: Halo? Metal: Sterling Silver ? Stones: (1) Round Swiss Blue Topaz (12) Round White Zircons? Total Carat Weight: 0.08 (Excluding The Swiss Blue Topaz)? Setting: Prong? Ring Size: 7? Center Dimension: 6.75mm (Approximately 1/4 In)? Vendor Style No.: S451608RWTP