9k Gold Chain Necklace 41.0cm / 16.1" Vintage English c1980.
The partial English hallmark can be found to the link adjacent to the clasp this is where you see an anchor for the Birmingham assay office but there is no date letter. Good secure clasp with a good spring.
Length 41.0 cm or 16.1 inches.
Width of chain 0.1 cm or 0.03 inches.
Weight 1.3 grams or 0.8 penny weight.