Ungraded vs PSA 10 Grimer [Green Back] #88: price difference
Grimer [Green Back] #88 value — Ungraded $7 vs PSA 10 $386. PSA 10 sells for 55.14× Ungraded (+5414%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 55.14× (+5414%) the Ungraded price — a $379 difference per card.
PSA 10 sells for 9.19× (+819%) the Grade 9 price — a $344 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Grimer [Green Back] #88, the jump from Ungraded to PSA 10 is worth $379 (55.14×) — 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).