Watch List notes:

Gallienus. AD 253-268. Antoninianus (19.5mm, 2.04 g, 6h). Rome mint, 6th officina. 10th issue, AD 267-268. GALLIENVS AVG, radiate head right / NEPTVNO CONS AVG, Capricorn swimming right; ς in exergue. MIR 36, 732b; RIC V (sole reign) 245; Wolkow 24a3 (R3); Cunetio 1377. EF, brown patina. Very rare.

Bought from C. J. Martin (Coins) Ltd., 1987. Ex Normanby, Lincolnshire, Hoard (1985) [IRBCH 854], no. 338 (part of).