Curb Link Sterling Silver Chain Necklace 45.0 cm / 17.7" Vintage c1980.
The silver mark can be found to the link adjacent to the clasp, this reads '.925' for sterling. Good secure bolt ring clasp with a good spring to open & close.
Length 45.0 cm or 17.7 inches.
Width of chain 0.2 cm.
Weight 0.7 grams or 0.4 penny weight.