![Coby Mayo [Purple Pattern] #37 2025 Bowman Baseball](/api/images/junkpal-products/sports/coby-mayo-purple-pattern-37-baseball-cards-2025-bowman-sport/cover.webp)
Ungraded vs PSA 10 Coby Mayo [Purple Pattern] #37 2025 Bowman Baseball: price difference
Coby Mayo [Purple Pattern] #37 2025 Bowman Baseball value — Ungraded $3 vs PSA 10 $41. PSA 10 sells for 13.67× Ungraded (+1267%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 13.67× (+1267%) the Ungraded price — a $38 difference per card.
Grade 9 sells for 4× (+300%) the Ungraded price — a $9 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Coby Mayo [Purple Pattern] #37 2025 Bowman Baseball, the jump from Ungraded to PSA 10 is worth $38 (13.67×) — 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).