Title comps
Realized prices for the same title, issue and grade across houses — different physical copies. For one specific slab, use cert provenance.
Same card, same grade1956 back gray mantle mickey topps #135 · grade 4Same card, set and grade across sources — different physical copies. Not the same slab. For one specific slab's history use cert provenance.
No countable sales with these filters — rows below are shown for reference only.
Dec 11, 2025Alt1956 Topps Gray Back Mickey Mantle #135 SGC 4edition unstated (pooled with unlimited)SGC 4Alt shows auction results with the 20% buyer's premium included — hammer not separable until verified at a close; shown, not counted—
Jul 24, 2025Alt1956 Topps Gray Back Mickey Mantle #135 PSA 4edition unstated (pooled with unlimited)PSA 4Alt shows auction results with the 20% buyer's premium included — hammer not separable until verified at a close; shown, not counted—
Sep 25, 2023Alt1956 Topps Gray Back Mickey Mantle #135 PSA 4edition unstated (pooled with unlimited)PSA 4sports-card comps not modeled (parallels / serial numbers / autos not keyed) — shown, not counted$1,750