HEJAZ: al-Husayn b. 'Ali, 1916-1924, AR 20 ghirsh, Makka al-Mukarrama (Mecca), AH1334 year 9, KM-30, lightly cleaned, AU. Year 9 is much rarer than year 8, especially for early strikes, such as this piece, before the use of worn dies.
Estimate: 300-400 USD