George III. 1760-1820. AR Shilling, 25mm. Dated 1787. Tower (London) mint.

GEORGIVS III DEI GRATIA, older Laureate, draped and cuirassed bust right.
M B F ET A REX F D B ET L D S R I A T ET E, 1787, four shields without the semée (group) of three hearts in Hanoverian shield on the left, all around rayed Garter star. Crowns in the angles.

Seaby 3748. 

With permission of cngcoins.com, auction 489, Lot 835, April 2021.