Regular antoninianus
Philip I · Observed / Range
Source location: Book 1, Chapter 7, PDF p. 36, Pricing Schedule
Certified / slabbed evidence
Recent NGC XF buyer-inclusive Heritage auction result $139.
Current fixed-price retail
Active external raw regular Rome antoninianus asks n=8; $45-$155; median ask ~$68. Separate current external NGC XF fixed-price ask: $336.
Raw auction
Buyer-inclusive regular raw Rome antoninianus median ~$95 (n=22); 20th-80th percentile ~$64-$129.
Published schedule observations (not raw-auction tiers)
Entry: Observed center; Typical: Median ~$95 buyer-inclusive; Choice: 20th-80th ~$64-$129 buyer-inclusive
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.