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 3Same 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.
Sep 3, 2026Alt1956 Topps Gray Back Mickey Mantle #135 SGC 3edition unstated (pooled with unlimited)SGC 3sports-card comps not modeled (parallels / serial numbers / autos not keyed) — shown, not counted$1,699≈ date · 85%
May 7, 2026Alt1956 Topps Gray Back Mickey Mantle #135 SGC 3edition unstated (pooled with unlimited)SGC 3Alt shows auction results with the 20% buyer's premium included — hammer not separable until verified at a close; shown, not counted—
Aug 28, 2025Alt1956 Topps Gray Back Mickey Mantle #135 PSA 3edition unstated (pooled with unlimited)PSA 3Alt shows auction results with the 20% buyer's premium included — hammer not separable until verified at a close; shown, not counted—