Sterling Silver Royal Crown Derby Sudbury White Cushion Ring, RUNQ0001203. This elegant ring has been designed as part of our exclusive collection with Royal Crown Derby. It features fine bone china from the popular Sudbury design from Royal Crown Derby and is framed by handmade sterling silver. Dimensions: 25mm. All our Royal Crown Derby jewellery is designed and crafted within our very own workshops where a team of skilled craftsmen transform the natural materials into these stunning pieces of jewellery. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Matching items are available within this collection.