| Survival Estimate | |
|---|---|
| All Grades | 10 |
| 60 or Better | 10 |
| 65 or Better | 3 |
| Numismatic Rarity | |
|---|---|
| All Grades | R-9.5 |
| 60 or Better | R-9.5 |
| 65 or Better | R-9.8 |
| Relative Rarity By Type All Specs in this Type | |
|---|---|
| All Grades | 13 / 19 TIE |
| 60 or Better | 13 / 19 TIE |
| 65 or Better | 9 / 19 TIE |
| Relative Rarity By Series All Specs in this Series | |
|---|---|
| All Grades | 23 / 42 TIE |
| 60 or Better | 23 / 42 TIE |
| 65 or Better | 12 / 42 TIE |
Among 1855 Large Cents, only the Slanted 5's are known in Proof condition, and, among those, only Newcomb 10 and Newcomb 11 were struck as Proofs. Newcomb 11 is a Proof-only issue. The first Newcomb 10s were struck as Proofs, followed by circulation strikes. As a result, deceptive Prooflike examples of Newcomb 10 are sometimes offered as full Proofs.