Pattern: Old Imari / Traditional Imari. A beautiful and collectable piece of English fine bone china that is perfect for any cat lover or Imari collection. Stopper: The base features the original highly decorativeSilver Stopper, confirming it as an authentic Royal Crown Derby paperweight.Note: Most first-quality pieces have a gold stopper; a silver stopper typically denotes second quality, though it is often still highly sought after.