Watch List notes:

Probus. AD 276-282. Antoninianus (23.5mm, 5h). Cyzicus mint, 1st officina. 3rd emission, AD 280. Radiate bust left, wearing imperial mantle, holding eagle-tipped scepter / Sol, head left, driving spread quadriga facing, raising hand and holding whip; CM//XXIP. RIC V 911; Pink VI/1, p. 44. In NGC encapsulation 2117858-015, graded AU, silvering.