![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
![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
![K2516, 18 pcs Kai-Yuan Tong-Bao Coins (Right Shoulder Yuan), China ,AD621-718 [K2516] - $99.00 : YS COINS!, The Art of Coins and Notes K2516, 18 pcs Kai-Yuan Tong-Bao Coins (Right Shoulder Yuan), China ,AD621-718 [K2516] - $99.00 : YS COINS!, The Art of Coins and Notes](http://www.yscoin.com/images/ys/Coin/(1)ChinaCoin_Ancient/4SuiTang/K2516.jpg)