Watch List notes:

KINGS of THRACE. Rhoemetalces III, with Gaius (Caligula). Circa AD 38-46. Æ (30mm, 23.89 g, 6h). Struck AD 38-41. Laureate head of Gaius (Caligula) left / Gaius seated left on curule chair, presenting diadem with right hand to Rhoemetalces, standing right, cradling spear in left arm and receiving diadem with right hand. RPC I 1722; Youroukova 212-3 = Mouchmov 5804; BMC 1-2; SNG Copenhagen –. Red-brown and green surfaces, roughness, minor smoothing. VF.

From the Peter J. Merani Collection, purchased from Frank L. Kovacs.