The 1866 is scarcer than the 1865 but is still considered a very nice type coin. Very common up to MS65 at which point the coin becomes scarce as a gem. Only the finest of gems are very rare. The difficulty with this issue is clashed dies; as it is nearly impossible to find an unclashed example.
| coinage-type | Three cent nickel |
| desg | MS |
| designer | James B. Longacre |
| diameter | 17.9 |
| edge | Plain |
| material | 75% copper; 25% nickel |
| mintage | 4,801,000 |
| ngc-id | 22NK |
| obverse-description | A Romanesque Liberty is portrayed facing left with LIBERTY emblazoned on her crown. UNITED STATES OF AMERICA appears on the periphery with the date at the bottom. |
| pcgs-link | 3732 |
| pcgs-number | 3732 |
| reverse-description | The roman numeral III is centered in the design surrounded by a large wreath tied with a bow at the bottom. This design is one of few American coins without wording on one of the sides. |
| weight-grams | 1.94 |
| year-display | 1865-1889 |