Grade 9 vs PSA 10 Geronimo Berroa #279 1989 Bowman Baseball: price difference
Geronimo Berroa #279 1989 Bowman Baseball value — Grade 9 $5 vs PSA 10 $20. PSA 10 sells for 4× Grade 9 (+300%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
Grade 9 vs PSA 10
$5→$20
PSA 10 sells for 4× (+300%) the Grade 9 price — a $15 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Geronimo Berroa #279 1989 Bowman Baseball, the jump from Grade 9 to PSA 10 is worth $15 (4×) — 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).