Blue and white porcelain jar with interlocking chrysanthemum pattern of Yuan Dynasty

The jar is 6.21 cm of height, its mouth 5.7 cm of diameter and its bottom 5.4 cm in diameter. It weighs 0.15 kg. The jar has a straight mouth without cover. It has a slipped shoulder, oblique belly, and a flat bottom. The outer wall of the jar is decorated with patterns of interlocking chrysanthemum, and the whole jar is glazed.