Kinzer Ancient Coin Value Guide

Kinzer Ancient Coin Value Guide

Opening the guide…

Ordinary antoninianus

Postumus · Bucketed

Source location: Book I, Chapter 28, Postumus editorial supplement supplied September 2026 (not in linked PDF)

Certified / slabbed evidence

Recent certified realized evidence $69–$415; exact-grade comparables are Moderate/Thin and specimen-sensitive. Rare Fine Style or unusual-bust pieces are specialist outliers, not a certified grade ladder.

Current fixed-price retail

Current fixed-price retail asks (September 2026 snapshot): $20–$127. Ordinary retail availability: Broad.

Raw auction

Entry-Level $85–$120; Collector $120–$185; Choice $185–$400

Market / specialist note

Exclude Aureolus issues struck in Postumus's name, contemporary imitations, rare busts or reverses, exceptional silvering, and exceptional provenance from ordinary antoninianus comparisons.

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.