Watch List notes:

Gaius (Caligula). AD 37-41. AR Tridrachm (24mm, 7.24 g, 12h). Mint on Crete. ΓAIOΣ KAIΣAP ΣEB ΓEPM APX MEΓ ΔHM EΞOY YΠA, bareheaded bust right, slight drapery; scepter over shoulder / Divus Augustus, togate, seated left on curule chair, holding patera and scepter, with feet on footstool; seven stars around. Svoronos 2; BMC 1; RPC I 964. VF, toned, weakness in centers. Well centered on a broad flan. Extremely rare, apparently the fourteenth known and one of three in private hands.