Diameter: 21.4 mm|
Weight: 1.6 g
Thickness: 0.6 mm
I suppose that this 'empty' coin was used for weight and volume filling in
the coin's strings. Usualy coin string had had 1000 1 cash coins but if somebody
want to give less coins to somebody, he used such 'empty' coins in the
There was real coin with empty obverse and reverse in the Chinese history.
It was issued during Wang Mang interregnum (9-23 AD) but have large
center square hole 10 mm.
Comments from Stephen Tai
Comments from John Liang
This coin looked like being worn out by someone
intentionally, and this must be done long time ago.|
If you look at the upper image of the left image, at it's 9:00 direction,
you will find some scripts still left, even though not readable.
I don't know the reason for such a person weared out the coin, but in
ancient China sometimes inscription of a coin was not so important as it's
weight and content, i.e. copper, contained in the coin. I think this coin
might still be put into circulation in the past, if the recipient had no
I have seen few cash seriously worn out, and almost can not be
recognized. The difference and similarity among them and shown coin, I
think, is matter of degree, and no one will cast "empty coin" for circulation on
Your explaination seems correct. It is not a plate, and the hole is cut in a
fashion unlike normal cash coins. Notice they have slight curves on each
edge. Since the metal is what really counts in those days, this coin
probably is made of lesser materials, or used as a local private token.
Chinese Coinage Web Site