![Koraidon [Staff] #91](/api/images/junkpal-products/cards/koraidon-staff-91-pokemon-promo-card/img0/cover.webp)
Ungraded vs PSA 10 Koraidon [Staff] #91: price difference
Koraidon [Staff] #91 value — Ungraded $30 vs PSA 10 $128. PSA 10 sells for 4.27× Ungraded (+327%). Prices updated July 2026.
→ Steady
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs PSA 10
$30→$128
PSA 10 sells for 4.27× (+327%) the Ungraded price — a $98 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Koraidon [Staff] #91, the jump from Ungraded to PSA 10 is worth $98 (4.27×) — 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).