Grade 9 vs PSA 10 Thad Bosley #58 1987 Topps Baseball: price difference
Thad Bosley #58 1987 Topps Baseball value — Grade 9 $7 vs PSA 10 $27. PSA 10 sells for 3.86× Grade 9 (+286%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 9 vs PSA 10
$7→$27
PSA 10 sells for 3.86× (+286%) the Grade 9 price — a $20 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Thad Bosley #58 1987 Topps Baseball, the jump from Grade 9 to PSA 10 is worth $20 (3.86×) — at today's prices that doesn't cover the fee — grading this one is for the collection, not the flip. 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).