Ungraded vs PSA 10 High Tide #18c: price difference
High Tide #18c value — Ungraded $1 vs PSA 10 $139. PSA 10 sells for 139× Ungraded (+13800%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 139× (+13800%) the Ungraded price — a $138 difference per card.
Grade 9 sells for 44× (+4300%) the Ungraded price — a $43 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On High Tide #18c, the jump from Ungraded to PSA 10 is worth $138 (139×) — 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).