A Gorgeous Classic Antique Platinum Antique Euro Cut Diamond Wedding Ring, Vintage Art Deco circa 1920-30, Estimated 1.08ctw Fine White Diamonds. The center of this antique diamond ring holds a fine white clean clear diamond measuring about 5.2mm in diameter and estimated at about .58ct in diamond weight. There are twenty (20) additional antique single cut diamonds for a total estimated carat weight of about 1.08 carat total weight for the ring. The setting is composed of a Platinum marked "10% Irid PLAT". The setting is classic Art Deco period with gorgeous classic styling. Overall the ring measures about 11/32 inch long by about 11/16 inch wide from side to side. Ring Size: about 5 1/2 (could be resized by your jeweler or ask me about using mine before shipping). This ring dates to the Art Deco period and is in lovely vintage condition.