Watch List notes:

Sasanian Kingdom. Ardashir I, with Shapur I. A.D. 223/4-240. Æ unit (27 mm, 9.90 g, 6 h). Uncertain mint, A.D. 233/4-238/9. Bust of Ardashir I right, wearing diadem and close-fitting headdress with korymbos and earflaps, facing helmeted and diademed bust of Shahpur left / Fire altar with diadems. SNS type VIII(5)/3a(2b); Göbl type VII/2; Saeedi 76; Sunrise 727. Rare. Brown patina, light porosity. Very fine.