Realized prices for the same title, issue and grade across houses — different physical copies. For one specific slab, use cert provenance.
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Same book, same gradefantastic four (1961) #21 · grade 7Same title, issue and grade across sources — different physical copies. Not the same slab. For one specific slab's history use cert provenance.
2 sales only2 sales (universal label, last 10 yrs)two sales $266.80 / $283.03— not a market estimateJul 15, 2019 → Jun 24, 2026ComicConnect1 not counted