Topaz 215 x 215mm The brilliant blue of these 215mm wide Churchill Studio Raku Topaz plates combines with the textured, flowing pattern of the glaze to give an almost aquatic effect. The dappled, reflective finish gives the plates a lively finish which complements the optimum blend of square and round in a plate of sumptuous quality. These extremely durable and hardwearing 215mm plates from Churchill are perfect for the busiest cafes and restaurants.