Birks 0.75 Carat Old-European Cut Diamond Platinum Engagement RingLadies beautiful Edwardian era Birks platinum and diamond engagement ring featuring a 0. 75 carat Old European cut diamond of (SI 2) in clarity and (G H) in color; flanked between approximately 0. 15 carat total weight of Old european cut and baguette cut diamonds. The Old European cut diamonds are bezel set while the Tapered Baguette cut diamonds are channel set. Size 5. 5 but can be resized. Circa 1915 (+ ). Good Condition.