Ungraded vs PSA 10 Float Stone #137: price difference
Float Stone #137 value — Ungraded $4 vs PSA 10 $61. PSA 10 sells for 15.25× Ungraded (+1425%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 15.25× (+1425%) the Ungraded price — a $57 difference per card.
Grade 9 sells for 6.75× (+575%) the Ungraded price — a $23 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Float Stone #137, the jump from Ungraded to PSA 10 is worth $57 (15.25×) — 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).