12x7.4mm As photos. Please refer to the coin.

One or 2 beads may have cracks, hairlines, or cotton lines. 

without a certificate but 100% jadeite jade guaranteed. 

Return policy:
Final sale, no return, no refund. No exchange.
Final sale, no return, no refund.
Final sale, no return, no refund.

It will take 2 to 25 working days for items to arrive depends on the area.