Small. 19.5-22/10mm. Please refer to the coin. 

No crack. No hairline. Cotton spots. Brown spots. 

Without a certificate but a 100% natural guarantee.

Depending on the area, items will take 2 to 12 working days to arrive.

Return policy: 

Final sale. No refund. No return. No exchange.

Final sale. No refund. No return. No exchange.

Final sale. No refund. No return. No exchange.

Final sale. No refund. No return. No exchange.

Pendant holder and chain: Alloy. As the example in the photos. The price doesn't include this. I give them as a gift. Thanks. 

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Number 1-8

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Number 9-16