![Warren Spahn [Black Back] #33 1952 Topps Baseball](/api/images/junkpal-products/sports/warren-spahn-black-back-33-baseball-cards-1952-topps-sport/cover.webp)
Ungraded vs PSA 10 Warren Spahn [Black Back] #33 1952 Topps Baseball: price difference
Warren Spahn [Black Back] #33 1952 Topps Baseball value — Ungraded $142 vs PSA 10 $33618. PSA 10 sells for 236.75× Ungraded (+23575%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 236.75× (+23575%) the Ungraded price — a $33,476 difference per card.
Grade 9 sells for 43.69× (+4269%) the Ungraded price — a $6,062 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Warren Spahn [Black Back] #33 1952 Topps Baseball, the jump from Ungraded to PSA 10 is worth $33,476 (236.75×) — if your copy grades at the top, that premium can cover the fee. A grade below the top one changes the math, so run your exact numbers first.
Run the grading break-even math →Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).