The Hong Kong pendant is a casted part of a Chinese coin.
It is in sterling silver (925) as well as the chain that carries it. The size of the pendant is 1.5 cm x 1 cm.
You can choose a look for the chain: Delicate or massive. (Note that in the photo of the product, the pendant is on a delicate chain)
The length choices are 16, 18, 20, 22, and 24 inches.
to know your chain length.
Also available in solid 10k yellow gold.
See : Hong Kong gold pendant