Bowls Chinese four rice eye 4 1/2 diam bowls

Four rice eyes 4 1/2 inches in diameter dragonware bowls. They are blue and white decorated with the five claw dragon and bats. There is diamond pattern on the exterior of the bowls. They are footed and have a leaf pattern around the top of the footing on the bowls. . They have rice eyes pattern in the shape of flowers in the middle of the bowls. They have the Kaishu mark. But the blue patterns are light blue and in WW11 1937 there was a shortage of cobalt that was used for the underglaze. They measure 4 1/2 inches in diameter 2 inches deep and 2 3/4 inches tall. They are in perfect condition no cracks no breaks no scratches.