Edwardian Platinum 18k Gold Ruby and Diamonds Bracelet. The 3 diamonds in the center have an oval shaped Ruby halo with lots of small old rose cut diamonds bordering the design. The bracelet has 73 diamonds and 71 rubies. The largest diamond in the center measures .15 carat. Weight is 12.2 grams. The length is 8 inches. The widest width is 13 mm.