Title comps
Realized prices for the same title, issue and grade across houses — different physical copies. For one specific slab, use cert provenance.
Same book, same gradedetective comics (1937) #121 · grade 7.5Same title, issue and grade across sources — different physical copies. Not the same slab. For one specific slab's history use cert provenance.
single sale1 sale (universal label, last 5 yrs)last sale $632.50 — not a market estimateMar 17, 2026 → Mar 17, 2026ComicConnect · CGC1 not counted
- Mar 17, 2026ComicConnectDETECTIVE COMICS (1937-2011; 2016-) #121CGC 7.5 · W$632.50
- Dec 13, 2016ComicConnectDETECTIVE COMICS (1937-2011; 2016-) #121CGC 7.5older than 5 years — shown, not counted$400.00