Style Diamond Clasp. Doubel strand pearl necklace with large 14kt white gold Art Deco style clasp. Art Deco style clasp inlaid with central band of three graduated diamonds with a surround of diamond and sapphire accents. Average pearl size is 7 1/2mm. Pearls are individually knotted. Total approx. weight is 67.8 grams. From a Hastings-on-Hudson, NY estate. Dimensions: approx. 19.75" in length when laid flat.