![Coby Mayo [Blue] #231 2025 Topps Archives Baseball](/api/images/junkpal-products/sports/coby-mayo-blue-231-baseball-cards-2025-topps-archives-sport/cover.webp)
Ungraded vs PSA 10 Coby Mayo [Blue] #231 2025 Topps Archives Baseball: price difference
Coby Mayo [Blue] #231 2025 Topps Archives Baseball value — Ungraded $23 vs PSA 10 $130. PSA 10 sells for 5.65× Ungraded (+465%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 5.65× (+465%) the Ungraded price — a $107 difference per card.
PSA 10 sells for 2.89× (+189%) the Grade 9 price — a $85 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Coby Mayo [Blue] #231 2025 Topps Archives Baseball, the jump from Ungraded to PSA 10 is worth $107 (5.65×) — 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).