Ungraded vs PSA 10 Roberto Clemente #18 2021 Topps Project 70 Baseball: price difference
Roberto Clemente #18 2021 Topps Project 70 Baseball value — Ungraded $16 vs PSA 10 $139. PSA 10 sells for 8.69× Ungraded (+769%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 8.69× (+769%) the Ungraded price — a $123 difference per card.
PSA 10 sells for 5.15× (+415%) the Grade 9 price — a $112 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Roberto Clemente #18 2021 Topps Project 70 Baseball, the jump from Ungraded to PSA 10 is worth $123 (8.69×) — 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).