![Tentacool [Reverse Holo] #77](/api/images/junkpal-products/cards/tentacool-reverse-holo-77-pokemon-hidden-legends-card/img0/cover.webp)
Ungraded vs PSA 10 Tentacool [Reverse Holo] #77: price difference
Tentacool [Reverse Holo] #77 value — Ungraded $10 vs PSA 10 $314. PSA 10 sells for 31.4× Ungraded (+3040%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 31.4× (+3040%) the Ungraded price — a $304 difference per card.
PSA 10 sells for 7.85× (+685%) the Grade 9 price — a $274 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Tentacool [Reverse Holo] #77, the jump from Ungraded to PSA 10 is worth $304 (31.4×) — 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).