Antoninianus
Herennius Etruscus · Observed / Range
Source location: Book I, Chapter 10, published web card (PDF schedule blank)
Certified / slabbed evidence
No live exact-grade retail; recent certified XF auction ~$159
Current fixed-price retail
Raw retail midpoint ~$107
Raw auction
Source-reconstructed raw Rome Caesar antoninianus n=18; buyer-inclusive median ~$66; 20th-80th percentile ~$56-$96.
Market / specialist note
Compare the exact type, grade and surfaces; evidence channels are not interchangeable.
What affects this price?
Even within one ruler, denomination and type, grade, strike, centering, surfaces, style, patina, rarity, provenance, and tooling or smoothing can materially change value. These are not automatic numeric adjustments.