Ungraded vs MS66 2006 S [PROOF] Lincoln Memorial Penny: price difference
2006 S [PROOF] Lincoln Memorial Penny value — Ungraded $1 vs MS66 $40. MS66 sells for 40× Ungraded (+3900%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
MS66 sells for 40× (+3900%) the Ungraded price — a $39 difference per coin.
MS62 sells for 7× (+600%) the Ungraded price — a $6 difference per coin.
Should you get this coin graded?
Grading runs about $30 per coin all-in. On 2006 S [PROOF] Lincoln Memorial Penny, the jump from Ungraded to MS66 is worth $39 (40×) — 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).