Ungraded vs PSA 10 Sinkhole #423: price difference
Sinkhole #423 value — Ungraded $8 vs PSA 10 $20. PSA 10 sells for 2.5× Ungraded (+150%). Prices updated July 2026.
↘ Falling · -51%
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs PSA 10
$8→$20
PSA 10 sells for 2.5× (+150%) the Ungraded price — a $12 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Sinkhole #423, the jump from Ungraded to PSA 10 is worth $12 (2.5×) — at today's prices that doesn't cover the fee — grading this one is for the collection, not the flip. 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).