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) #129 · grade 4Same 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, off-white)last sale $345.00 — not a market estimateMar 17, 2026 → Mar 17, 2026ComicConnect · CGC
Mar 17, 2026ComicConnectDETECTIVE COMICS (1937-2011; 2016-) #129CGC 4 · OW$345.00