Ungraded vs MS66 2018 S [REVERSE PROOF] Jefferson Nickel: price difference
2018 S [REVERSE PROOF] Jefferson Nickel value — Ungraded $9 vs MS66 $66. MS66 sells for 7.33× Ungraded (+633%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs MS66
$9→$66
MS66 sells for 7.33× (+633%) the Ungraded price — a $57 difference per coin.
Should you get this coin graded?
Grading runs about $30 per coin all-in. On 2018 S [REVERSE PROOF] Jefferson Nickel, the jump from Ungraded to MS66 is worth $57 (7.33×) — 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).