925 Sterling Silver necklace with hand-set black zirconia beads. Finish: 925 Sterling Silver, rhodium-plated. Black zirconia stone: 50 pieces of 3 mm diameter. Chain Length: Two clasps from 36 to 39 cms. Chain thickness: 0.8 mm Weight: 3.58 grs. 100% Nickel, lead, and cadmium free. Hypoallergenic. 925 Sterling Silver. MADE IN ITALY. All FIRENZE SILVER jewelry pieces are delicately and handcrafted in the AREZZO region. Cradle of the ETRUSCAN goldsmith tradition since the 10th century BC.c.