![Blastoise [Reverse Holo] #37](/api/images/junkpal-products/cards/blastoise-reverse-holo-37-pokemon-expedition-card/img0/cover.webp)
Ungraded vs PSA 10 Blastoise [Reverse Holo] #37: price difference
Blastoise [Reverse Holo] #37 value — Ungraded $81 vs PSA 10 $1500. PSA 10 sells for 18.52× Ungraded (+1752%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 18.52× (+1752%) the Ungraded price — a $1,419 difference per card.
Grade 9 sells for 4.75× (+375%) the Ungraded price — a $304 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Blastoise [Reverse Holo] #37, the jump from Ungraded to PSA 10 is worth $1,419 (18.52×) — 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).