This large 5-inch sterling silver wine/champagne coaster by Styles Silver is a polished antique piece made of solid silver, the coaster features a classic design that adds a touch of elegance to any dining or entertaining setting. Crafted with the highest quality materials, this silver coaster is both stylish and practical, making it a perfect addition to any collection of antique silver pieces. Beautiful coaster just need a polish as been sat in box for a long time 5” wide and 41mm deep Never been used as you can see by pictures
eBay