![Montrezl Harrell [Ruby Wave Prizm] #331 2015 Panini Prizm Basketball](/api/images/junkpal-products/sports/montrezl-harrell-ruby-wave-prizm-331-basketball-cards-2015-panini-prizm-sport/cover.webp)
Ungraded vs PSA 10 Montrezl Harrell [Ruby Wave Prizm] #331 2015 Panini Prizm Basketball: price difference
Montrezl Harrell [Ruby Wave Prizm] #331 2015 Panini Prizm Basketball value — Ungraded $9 vs PSA 10 $17. PSA 10 sells for 1.89× Ungraded (+89%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 1.89× (+89%) the Ungraded price — a $8 difference per card.
PSA 10 sells for 3.4× (+240%) the Grade 9 price — a $12 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Montrezl Harrell [Ruby Wave Prizm] #331 2015 Panini Prizm Basketball, the jump from Ungraded to PSA 10 is worth $8 (1.89×) — 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).