Struck with unifinished proof dies to create a business-strike coin.
| Country | United States of America |
| Year | 1999 |
| Serie | $10 Gold Eagles |
| Denomination | $10 (Ten Dollars) |
| Mint | West Point |
| coinage-type | Gold eagle |
| desg | MS |
| designer | Obv: Augustus Saint-Gaudens; Rev: Miley Busek |
| diameter | 22 |
| edge | Reeded |
| fineness | 0.9167 |
| material | 91.67% gold; 3% silver; 5.33% copper |
| mint-mark | W |
| mintage | 10,000 |
| ngc-id | 26MG |
| obverse-description | The Augustus Saint-Gaudens' design that depicts a full portrait of Liberty atop rays of sunlight surrounded by stars and the word LIBERTY on the top periphery. The date is positioned to the right of Liberty's left knee. |
| pcgs-link | 99942 |
| pcgs-number | 99942 |
| reverse-description | A flying eagle is depicted approaching her nest of three waiting eagles accompanied by the words UNITED STATES OF AMERICA, E PLURIBUS UNUM, IN GOD WE TRUST , 1/4 OZ. FINE GOLD~10 DOLLARS. |
| variety | Gold Eagle |
| variety-2 | Unfinished Proof Dies |
| weight-grams | 8.4383 |
| weight-ounces | 0.25 |
| year-display | 1986-Present |