Description Van Cleef & Arpels Platinum, Diamond, Black Onyx and Jade Ring, France One old-mine cut diamond ap. .25 ct., 6 cushion-shaped diamonds ap. .95 ct., 16 single-cut diamonds,signed Van Cleef & Arpels, no. 545, partially obscured, with French assay mark,circa 1920, ap. 4.5 dwts. Size 5. C品相报告: Condition Report Center diamond: J-K-SI, very large open culet, shallow pavilion. Diamonds: I-J-SI, several chips by edge of center stone and side stones. Width 5/8 inch. Any condition statement is given as a courtesy to a client, is an opinion and should not be treated as a statement of fact and Doyle New York shall have no responsibility for any error or omission. Please contact the specialist department to request further information or additional images that may be available.