China, Quing Dynasty, Emperor Xuanzong (era Dao Guang 1821-1850). Dao Guang tongbao????, 1821-1850, AE cash, weight 3.5g., Board of Works, Peking, Old branch mint.. . Rare "? ? (or "mu qi·n") called as well " mother coin or seed coin". This coin served to produce the mold, which was used to cast the normal cash coins. Hence the much sharper details than the circulating cash coins and their higher rarity factor. . . . Authenticated and graded by HUAXIA 88
(500 - 800 USD)