![Grumpig [Reverse Holo] #30](/api/images/junkpal-products/cards/grumpig-reverse-holo-30-pokemon-emerald-card/img0/cover.webp)
Ungraded vs PSA 10 Grumpig [Reverse Holo] #30: price difference
Grumpig [Reverse Holo] #30 value — Ungraded $21 vs PSA 10 $555. PSA 10 sells for 26.43× Ungraded (+2543%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 26.43× (+2543%) the Ungraded price — a $534 difference per card.
PSA 10 sells for 10.09× (+909%) the Grade 9 price — a $500 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Grumpig [Reverse Holo] #30, the jump from Ungraded to PSA 10 is worth $534 (26.43×) — 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).