This is an authentic TIFFANY & CO 18K Gold Diamond Half Circle Wedding Band Ring 6. This stunning size 6 gold ring features a half-circle of nine brilliant round diamonds, totalling .90 ct,. Enjoy this classic wedding band, with the brilliance and sophistication only from Tiffany & Co.! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.