Watch List notes:

PHOENICIA, Tyre. Diadumenian. As Caesar, AD 217-218. Æ Trichalkon (30mm, 21.50 g, 12h). Bareheaded, draped, and cuirassed bust right, seen from front / Diadumenian standing in quadriga left, holding scepter and raising hand. Rouvier 2344; AUB –; BMC –. Near VF, green surfaes, some encrustation and smoothing. Very rare.

From the Dennis Rider Collection of the Coins of Tyre.