Watch List notes:

KINGS of PARTHIA. Vologases IV. (Circa AD 147-191). Æ Tetrachalkon (7.28 gm; 20 mm). Edessa mint. Bust to left with long beard, wearing tiara decorated with hooks; B behind / Arsakid royal symbol; Pahlvi legend around. Sellwood 84.134; MACW 436; BMC 96 (Vologases III); Sunrise -. Nice dark brown patina. Choice aEF. Rare.