This, an' another from Portugal I'll post right after this, I'm unable to find using the NCG World Coin site. I'll be very grateful for direction, an' any particulars y'all may offer. Thanks for lookin'!
I have a little cheat card where I've written down Arabic, Chinese and Japanese numbers. Especially for Islamic coins, it's much easier to find them using the Islamic calendar years. Initially I had this wrong and edited my post because I didn't pay attention to the weight and diameter you gave.
