Vintage heavy silver (925), 5 strands, graduated lengths, venetian link chain necklace with rectangular onyx and silver box clasp. Gorgeous necklace that will dress up any outfit. TCW: 207 grams. Links are 3 mm wide. Strands are : from 36 cm longest to 29.5 cm shortest. Clasp: 2 cm x 1.5 cm Marked 925 on back of clasp, jeweler's hallmarks and the word: Shine.