WAHHABI SHARIFS OF MAKKA: Yahya II b. Surur, Emir & Grand Sharif, 1803-1827, AE mahmudi (18.00g), Makka, AH1222, A-S1160, mint name // date only, almost no porosity, final digit of date almost certainly "2", Fine, R. Struck AH1219-1222, possibly by Muslim manufacturers from India that came to Arabia to prepare these coins as they are rather heavy and resemble contemporary copper paisas of western India.
Estimate: 500-600 USD