![Great Ball [Reverse Holo] #77](/api/images/junkpal-products/cards/great-ball-reverse-holo-77-pokemon-power-keepers-card/img0/cover.webp)
Ungraded vs PSA 10 Great Ball [Reverse Holo] #77: price difference
Great Ball [Reverse Holo] #77 value — Ungraded $5 vs PSA 10 $312. PSA 10 sells for 62.4× Ungraded (+6140%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 62.4× (+6140%) the Ungraded price — a $307 difference per card.
Grade 9 sells for 10× (+900%) the Ungraded price — a $45 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Great Ball [Reverse Holo] #77, the jump from Ungraded to PSA 10 is worth $307 (62.4×) — 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).