Ungraded vs PSA 10 Ancient Mew [Nintedo Error]: price difference
Ancient Mew [Nintedo Error] value — Ungraded $237 vs PSA 10 $8381. PSA 10 sells for 35.36× Ungraded (+3436%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 35.36× (+3436%) the Ungraded price — a $8,144 difference per card.
PSA 10 sells for 8.84× (+784%) the Grade 9 price — a $7,433 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Ancient Mew [Nintedo Error], the jump from Ungraded to PSA 10 is worth $8,144 (35.36×) — 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).