Morocco 1320 Dirham - demonination?

Windycity

I don't believe this coin is particularly rare but can't find out a lot more about it. Coin is 2.3 grams and about 5/8 inch diameter. Can anyone help with denomination and other information.

mudskippie

Morocco 1 dirham or 1/10 Rial, 83.5% silver, 2,940,000 minted in Londres