Antique Edwardian graduated 5 stone 1.5 ctw. Diamond Ring 18ct Gold and PLAT. The perfect engagement ring! I love the big open culet in the central stone. These diamonds are the star of the show. They are very bright, white and sparkly. size: 6 Turn-of-the-Century, Edwardian, handmade 18K Plat and yellow gold, 5-stone diamond band with an Old Mine cut center diamond and Old European cut graduating side diamonds. Five basket settings with multiple prongs individually secure each diamond, rising