Watch List notes:

The Roman Empire

Pertinax, 193. Sestertius 193, Æ 28.95 g. Laureate head r. Rev. Providentia standing l., holding up r. hand to a large star. C 52. RIC 22.
Rare. A magnificent portrait and a lovely light brown tone, a flan crack
and minor area of corrosion, otherwise very fine / about very fine
Ex Glendining sale 3 December 1929, 382.