Watch List notes:

MACEDON, Thessalonica. Gaius (Caligula), with Germanicus. AD 37-41. Æ (22mm, 9.76 g, 6h). Γ · KAIΣAP ΘΕ[ΣΣΑΛ]ΟΝΙΚΕΩΝ, laureate head of Gaius (Caligula) left / ΓEPMANIKOΣ ΘΕΣΣΑΛΟΝΙΚΕΩΝ, Bare head of Germanicus left. RPC I 1572 var. (legends); Touratsoglou Emission I (unlisted dies); Lanz 144, lot 395 (same dies). Darks green patina, earthen deposits, cleaning marks. Near VF. Second known example of these dies.