SASANIAN KINGS. Shapur II. (309-379 AD). PB (Lead) Unit (2.84 gm; 16 mm). Shapur II bust turning right, monogram in front of face similar to rotated square seen on the silver obols indicating the abbreviation of 2 letters of GO & GW (Gorgan) or GN (Gondishapur), reverse, fire altar with attendants and figure of Ahuramazda in the flame, no date. PB units are extremely rare for all Sasanian kings. Choice Very Fine.