Antique Sterling Silver Plated necklace and pendant with an 18K gold plating, it is approx. 20mm (3/4 inch) at its widest point. The necklace is adjustable, and can be 16-18 inches long and has a spring clasp closing. This necklace has a 2" extender to make the necklace 20" long. A gorgeous on-trend coin necklace, Stylish, understated and bound to attract comment. As its length is adjustable it is perfect for layering with dainty chokers or statement medallions.