This item is for:

1x Genuine CHINA Tang (621 A.D.) Kai Yuan Tong Bao , 100% real Chinese ancient coin
there's an oblique moon mark at its back side. nice patina, excellent condition!
This coin has been passed thru X-Ray checking, Flawless! 
this coin is kept in Zhi Zheng coins rating box, Zhi Zheng is a famous coins rating company in China.
the box can be opened and the coin can be taken out.

Specifications:

"In Stock and Ready to Ship"
Issuing Country: China Tang Empire
Issuing Period: 
621 Anno Domini
Alloy: Bronze
Coin Diameter: about 25.7mm
Coin Thickness: about 1.8mm 
Coin Weight: 4.6 Grams 
Ready to ship!
The item you see in the photos is the one for sale.

Description in Chinese:
【名称】开元通宝 背下左斜月
【尺寸】直径25.7mm，厚1.8mm，重4.6克
【年代】唐 高祖武德四年（公元621年）始铸
【描述】品相如图。致臻精选88分极美品，锦盒包装，收藏馈赠都适宜。红斑绿锈大开门，原汁原味。尺寸大，厚重。全字口，大直边，美锈色。钱体平整，声音刚亮，已过X光无缺陷。细节看图无漏裂修补。

Package contains: 

1x Coin


SHIPPING & HANDLING POSTAGE 
Shipping rates for USA / Ireland / France / Germany / Spain / Italy / UK / Canada / Australia is as follows:
FREE  by registered Air Mail(about 15~20 working days).
USD20.00 by standard shipping (about 7~10 working days).


To the other countries, please contact us for the details.

I will be very grateful if you speak English to me.