Imari 2451 Pattern Royal Crown Derby 16cm Plate LII c.1989 16cm - 6.5 inches Imari 2451 Pattern Royal Crown Derby Imari 2451 Pattern Royal Crown Derby 16cm Plate LII c.1989 £8.00 Quantity: at £8.00 each 1 in stock. Royal Crown Derby Imari pattern 2451 bone china 16cm - 6.5 inch plate. A modern Imari style hand painted plate with lashings of gold gilding. Classed as second quality because the back stamp has scratched out. In very good condition. Back Stamp: Royal Crown Derby English Bone China ©, 2451 LII c.1989.