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 gradecard base koffing pokemon set #51 · grade 8.5Same card, set 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 3 yrs)last sale $10.00 — not a market estimateJun 15, 2026 → Jun 15, 2026Fanatics Collect · CGC1 not counted
live noweBay1999 Pokemon Base Set #51 Koffing Unlimited CGC 8.5unlimitedCGC 8.5live — not a realized priceasking price $14.99Jun 15, 2026Fanatics Collect1999 Pokemon Base Set Koffing #51 CGC 8.5 NM-MT+edition unstated (pooled with unlimited)CGC 8.5$10.00