GEORGE III 1809 GOLD HALF GUINEA 'MILITARY TYPE'

George III 1809 Gold Half-Guinea, 'Military Type'.
Obverse: Seventh laureate head facing right, with latin legend surrounding: GEORGIVS III DEI GRATIA 
Reverse: Quartered shield of arms with crowned escutcheon of the arms of Hanover, all set within a crowned garter, containing the French legend; HONI. SOIT. QUI. MAL. Y. PENSE., date (1809) below, with Lating legend surrounding, BRITANNIARUM REX FIDEI DEFENSOR, 
S.3737
20.5 mm in diameter, 4.3 grams.
Some scratches upon the obverse, otherwise a fairly decent coin, especially so on the reverse, with a pleasing lustrous tone.