The 1662-1722 China Kangxi Tongbao (Shengzu) Qing Dynasty 1 Cash Coin is a valuable piece of history from the late Ming and early Qing dynasties. This coin was minted in China and is composed of brass, with a fineness of 0.5. The coin is circulated and has a brown color, and it is an ungraded piece. It holds historical significance as it was minted during the Qing Dynasty, one of the most powerful and influential dynasties in Chinese history. This coin is a rare and sought-after collectible for numismatists and history enthusiasts alike.