![Mewtwo [Series 1] #150](/api/images/junkpal-products/cards/mewtwo-series-1-150-pokemon-japanese-vending-card/img0/cover.webp)
Ungraded vs PSA 10 Mewtwo [Series 1] #150: price difference
Mewtwo [Series 1] #150 value — Ungraded $84 vs PSA 10 $1291. PSA 10 sells for 15.37× Ungraded (+1437%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 15.37× (+1437%) the Ungraded price — a $1,207 difference per card.
Grade 9 sells for 6.87× (+587%) the Ungraded price — a $493 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Mewtwo [Series 1] #150, the jump from Ungraded to PSA 10 is worth $1,207 (15.37×) — 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).