Industrial Art Deco Japanese Saltwater Cultured Akoya Pearl Graduated Vintage Necklace - Sterling Silver 21 InchThis is a lovely art deco graduated strand of Japanese saltwater akoya cultured pearls. The pearls range from 3. 00 7. 00mm and have fantastic luster and bright rosy overtones. Very few natural blemishes. Clasp is in solid sterling silver with an industrial art deco design with hand engraving and milgrain. It is stamped "SILVER" which is an older mark for sterling. It has a single pearl set in the center. Total length is 21 inch. From Japan 1930's