Diamond, Sapphire, Ruby, Platinum Ring The ring features a European-cut diamond measuring 6.40 x 6.30 x 4.14 mm and weighing approximately 1.00 carat, accented by a round-cut sapphire measuring 5.00 x 5.00 x 3.40 mm and weighing approximately 0.55 carat, and a round-cut ruby measuring 5.00 x 5.00 x 3.50 mm and weighing approximately 0.55 carat, set in platinum. Gross weight 14.30 grams. Size: 6-3/4 (sizeable)