![Coby Mayo [Black Refractor] #83 2025 Bowman Chrome Baseball](/api/images/junkpal-products/sports/coby-mayo-black-refractor-83-baseball-cards-2025-bowman-chrome-sport/cover.webp)
Ungraded vs Grade 9 Coby Mayo [Black Refractor] #83 2025 Bowman Chrome Baseball: price difference
Coby Mayo [Black Refractor] #83 2025 Bowman Chrome Baseball value — Ungraded $20 vs Grade 9 $28. Grade 9 sells for 1.4× Ungraded (+40%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 9 sells for 1.4× (+40%) the Ungraded price — a $8 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Coby Mayo [Black Refractor] #83 2025 Bowman Chrome Baseball, the jump from Ungraded to Grade 9 is worth $8 (1.4×) — 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).