This set of 4 classic Blue Willow divided chop plates are marked "Occupied Japan (1945-1952). The cobalt is so rich it has a slightly flowed so may also appeal to flow blue collectors. It is heavy stoneware (almost 2 1/2 lb. each) and the color is deep rich cobalt blue. The condition of the plates is excellent. The plate measures about 10 1/4 inches across and 1 1/8 inch high. Also look for the other set of 4 chop plates we are offering. Serving you for over 30 years, we work hard to find unique antiques and heirlooms at reasonable prices. If you have any questions, please feel free to contact us!