Realized prices for the same title, issue and grade across houses — different physical copies. For one specific slab, use cert provenance.
Same book, same gradeamazing spider-man #30 · grade 9.6Same 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, white pages)last sale $2,800— not a market estimateAug 23, 2023 → Aug 23, 2023ComicConnect2 not counted