Vintage Art Deco Platinum 18k Gold .25 Ct Clean Diamond Ring – This is a lovely late Art Deco hand cast and hand made platinum and 18K yellow gold VS quality brilliant cut diamond ring. It is marked PLAT 18K on one side of the band and 25 on the other to indicate the setting is for a .25 or 1/4 carat diamond. The top is 3/16″ North to South by 5/8″ long East to West. The bezel setting and side lugs are solid platinum and the rest of the ring is 18K yellow gold. The diamond is very crisp, clear, clean VS2 to SI1 quality with near colorless G color. VERY bright and sparkly. Ring size is 7 1/4. Weight is 2.9 grams. The antique Art Deco bezel is a fancy starburst. This is a lovely clean high grade gold platinum and diamond ring for your collection.