Watch List notes:

Kingdom of Al-Hijaz, al-Husayn b. 'Ali (1334-1342h), silvered bronze 1/8 piastre, Makka al-Mukarrima, 1334/5h (KM.21), in plastic holder, graded by NGC as Mint State 62, with full silver covering, very rare as such

Estimate: £400-500