Watch List notes:

KINGS OF THRACE. Rhoemetalkes III, circa AD 38-46. (Bronze, 29 mm, 21.47 g, 6 h), with Gaius Caligula, uncertain mint in Thrace. ΓΑΙΩ ΚΑΙΣΑΡΙ ΓΕΡΜΑΝΙKΩ ΣEBAΣTΩ Laureate head of Gaius Caligula to left. Rev. ΒΑΣΙΛΕΥΣ ΡΟΙΜΗΤΑΛΚΑΣ ΚΟΤYΩΣ Caligula seated left on curule chair, presenting diadem held in right hand to Rhoemetalkes standing right, holding spear over left shoulder. RPC I 1722. Youroukova 212-3. Dark green patina. Light cleaning marks, otherwise, very fine.