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 gradechallengers of the unknown 1958-78 #1 · grade 4.5Same 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, off-white to white)last sale $488.75 — not a market estimateMay 8, 2024 → May 8, 2024ComicConnect · CGC1 not counted
May 8, 2024ComicConnectCHALLENGERS OF THE UNKNOWN 1958-78 #1CGC 4.5 · OW/W$488.75
May 9, 2021ComicConnectCHALLENGERS OF THE UNKNOWN 1958-78 #1CGC 4.5page-quality filter: OW/W only$500.00