Grade 9 vs PSA 10 Miraidon [Reverse Holo] #121: price difference
Miraidon [Reverse Holo] #121 value — Grade 9 $12 vs PSA 10 $29. PSA 10 sells for 2.42× Grade 9 (+142%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 9 vs PSA 10
$12→$29
PSA 10 sells for 2.42× (+142%) the Grade 9 price — a $17 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Miraidon [Reverse Holo] #121, the jump from Grade 9 to PSA 10 is worth $17 (2.42×) — 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).