George III (1760-1820), gold proof Half Guinea, 1787, fifth laureate head right, Latin legend surrounding, GEORGIVS III DEI GRATIA., rev. spade shaped crowned quartered shield of arms, date below, legend reads in abbreviated Latin commencing lower left, M.B.F. ET. H. REX. F.D. B.ET. L. D. S. R. I. A. T ET. E., edge plain, 4.94g (EGC 828 R3; WR 130; S.3735). Cleaned, struck on a slightly uneven flan with hairlines in fields, otherwise a bold very fine and very rare.
The Latin legends translate to on obverse "George the Third by the Grace of God" continuing on the reverse in abbreviated Latin which if in shown in full reads "Magnae Britanniae Franciae et Hiberniae Rex Fidei Defensor Brun et Lunebergen-sis Dux, Sacri Romani Imperii Archi-Thesaurius et Elector" and translates as "King of Great Britain, France and Ireland, Defender of the Faith, Duke of Brunswick and Luneberg, High Treasurer and Elector of the Holy Roman Empire."
A total of 168 proof Guineas were produced by Lewis Pingo along with equal numbers of the proof Half Guineas and silver proof Shillings and Sixpences all dated 1787 for the Directors and Governors of the Bank of England as well as for officers within the Mint.