![Koga's Grimer [1st Edition] #78](/api/images/junkpal-products/cards/koga-s-grimer-1st-edition-78-pokemon-gym-challenge-card/img0/cover.webp)
Ungraded vs PSA 10 Koga's Grimer [1st Edition] #78: price difference
Koga's Grimer [1st Edition] #78 value — Ungraded $5 vs PSA 10 $121. PSA 10 sells for 24.2× Ungraded (+2320%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 24.2× (+2320%) the Ungraded price — a $116 difference per card.
Grade 9 sells for 6.2× (+520%) the Ungraded price — a $26 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Koga's Grimer [1st Edition] #78, the jump from Ungraded to PSA 10 is worth $116 (24.2×) — 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).