Blue Lab Created Sapphire and Cubic Zirconia Platinum over .925 Silver 2-Piece Bridal Ring Set Platinum Over Sterling Silver. Quality Stamp (.925) 1 Sapphire; 28 Cubic Zirconia Item Measures 7 mm Wide x 5.5 mm High x 22 mm Long. 2 mm Shank Width Style: Bridal Set. Imported