Watch List notes:

Sachsen-Gotha-Altenburg, Friedrich III (1732-72), half-taler, 1764 Gotha, bust right, d.g. in legend, rev., crowned arms supported by lions, 14.01g (Merseberger 3244), minor marks to right of obverse, otherwise better than extremely fine, in NGC holder graded MS63

Estimate: 250-300 GBP