Probus silvered AE Antoninianus, Sol in quadriga reverse

Probus (276-282 AD). Silvered AE Antoninianus (21 mm, 3.97 g), Rome, 281.
Obv. IMP PROBVS P F AVG, Radiate and mantled bust to left, holding eagle-tipped sceptre .
Rev. SOLI INVICTO, Sol driving quadriga left, holding whip and globe and raising hand; R (thunderbolt) Γ in exergue.
RIC 200; C. 650.

Extremely fine and fully silvered.