Art Deco Platinum 2.2 Carat Old European Diamond Engagement Ring Circa 1920's. The ring is in excellent estate condition and ready to wear. The ring is made of 95% platinum and 5% iridium. The center stone is an approximately 2.2 carat old European cut diamond with Vs clarity, L/M color. It measures 8.35 x 8.25 x 5.03mm. The magnificent center stone is flanked by about .35 additional carats of marquise and single cut diamonds that range from Vs2 - I1 clarity and are near colorless. There is around 2.5 carat total of diamonds on the ring. The ring is a size 6.