| coinage-type | Liberty Seated half dollar |
| desg | MS |
| designer | Christian Gobrecht |
| diameter | 30.6 |
| edge | Reeded |
| fineness | 0.9 |
| material | 90% silver; 10% copper |
| mint-mark | O |
| mintage | 4 Known |
| ngc-id | 27SX |
| obverse-description | Lady liberty is seated on a rock bearing a shield with the word LIBERTY. 13 Stars frame the periphery with the date at the bottom middle under the rock. |
| pcgs-link | 6270 |
| pcgs-number | 6270 |
| reverse-description | The heraldic eagle is centered in the design with the words UNITED STATES OF AMERICA and HALF DOL. around the periphery. |
| variety | No Arrows |
| weight-grams | 13.36 |
| weight-ounces | 0.36169 |
| year-display | 1839-1866 |