Antique Engagement Ring Art Deco .75 Round Brilliant & French Cut Diamonds in PlatinumThis original classic Art Deco setting features a . 75 carat round brilliant diamond set with split claw style prongs in platinum. This special platinum and diamond setting is accent with rare French cut square diamonds that have a scissor faceting across the top of the diamond. The four (4) side diamonds are channel set flush to the shank of the ring. The total side diamond weight is . 20 carats. The shank of the ring is stamped PLAT indicating that