Grade 9 vs PSA 10 Polymerization DPKB-EN028: price difference
Polymerization DPKB-EN028 value — Grade 9 $7 vs PSA 10 $41. PSA 10 sells for 5.86× Grade 9 (+486%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 9 vs PSA 10
$7→$41
PSA 10 sells for 5.86× (+486%) the Grade 9 price — a $34 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Polymerization DPKB-EN028, the jump from Grade 9 to PSA 10 is worth $34 (5.86×) — 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).