Sterling Silver Wine Coaster by John Bull Ltd, Bond Street London, 1997.A lovely sterling silver wine coaster of large proportions, fully and clearly hallmarked for John Bull Ltd (of Bond Street), London, 1997. The coaster has a curved edge, warm wooden base and a central sterling silver 'button' surrounded by turned wood detail. The base is lined with green baize. There are some light surface scratches in places commensurate with age but overall the coaster remains in a very good condition. Dimensions Diameter of top: