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Wixine 2Pcs Chinese Ancient Kai Yuan Tong Bao Coin(621 AD)-Tang Dynasty : Everything Else - Amazon.com
![K2531, Kai-Yuan Tong-Bao Coin (Reserve Jing Mint with Crescent), China AD 845 [K2531] - $50.00 : YS COINS!, The Art of Coins and Notes K2531, Kai-Yuan Tong-Bao Coin (Reserve Jing Mint with Crescent), China AD 845 [K2531] - $50.00 : YS COINS!, The Art of Coins and Notes](http://www.yscoin.com/images//ys/Coin/(1)ChinaCoin_Ancient/4SuiTang/K2531.jpg)
K2531, Kai-Yuan Tong-Bao Coin (Reserve Jing Mint with Crescent), China AD 845 [K2531] - $50.00 : YS COINS!, The Art of Coins and Notes
![This Tang Dynasty (618 - 907 AD) gold coin is engraved with the characters "Kai Yuan Tong Bao". Kaiyuan 开元 (Kāiyuán) is the reign … | Gold coins, Coins, Old coins This Tang Dynasty (618 - 907 AD) gold coin is engraved with the characters "Kai Yuan Tong Bao". Kaiyuan 开元 (Kāiyuán) is the reign … | Gold coins, Coins, Old coins](https://i.pinimg.com/originals/86/79/7b/86797b091513044ffdd293166c76dfff.jpg)
This Tang Dynasty (618 - 907 AD) gold coin is engraved with the characters "Kai Yuan Tong Bao". Kaiyuan 开元 (Kāiyuán) is the reign … | Gold coins, Coins, Old coins
![File:Kai Yuan Tong Bao (開元通寶) - Earliest Tang Dynasty issues - Scott Semans 01.png - Wikimedia Commons File:Kai Yuan Tong Bao (開元通寶) - Earliest Tang Dynasty issues - Scott Semans 01.png - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/9/95/Kai_Yuan_Tong_Bao_%28%E9%96%8B%E5%85%83%E9%80%9A%E5%AF%B6%29_-_Earliest_Tang_Dynasty_issues_-_Scott_Semans_01.png)