Royal Crown Derby Traditional Imari Silver Plated Basket Plate 6. Beautiful piece only wear is the basket shows it’s age. Plate is in really good condition. The Royal Crown Derby Traditional Imari Silver Plated Basket Plate is a charming collectible antique and traditional style. This round plate features a classic Imari pattern in multicolor, with a diameter of 6 inches. It is perfect for all occasions and would make a beautiful addition to any kitchen or dining table.