Watch List notes:

Great Britain. Uniface Pattern/Trial striking of the obverse of the 1811 Five Shillings and Sixpence in copper. George III. Obverse type K, laureate draped bust of King left, 5 berries in wreath. *. * on truncation. Struck on a relatively thick (approximately. gram) flan/planchet from a somewhat rusted die. Some original color in legend. Similar to Linecar and Stone 'English Proof and Pattern Crown Size Pieces page 33, number 143, but in copper. Lightly striated edge. Almost uncirculated and extremely rare. NGC graded MS-62 Brown. Estimated Value $500 - 700