Ungraded vs PSA 10 Blastoise GX #SM189: price difference
Blastoise GX #SM189 value — Ungraded $20 vs PSA 10 $350. PSA 10 sells for 17.5× Ungraded (+1650%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 17.5× (+1650%) the Ungraded price — a $330 difference per card.
PSA 10 sells for 9.72× (+872%) the Grade 9 price — a $314 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Blastoise GX #SM189, the jump from Ungraded to PSA 10 is worth $330 (17.5×) — 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).