British sovereign coin drop-on box chain necklace in high polish 14K and 22K yellow gold. The dimensions of the necklace are Drop- 22.1mm x 25.4mm x 1.5mm, excluding bail, Bail width- 2.0mm, with a length of twenty one and three quarter inches. The overall weight is 7.4dwt/11.5g. The necklace is finished with a spring ring clasp.