George III (1760–1820), gold Guinea, 1790, features the fifth laureate head of the king facing right with the obverse legend "GEORGIVS .III. DEI.GRATIA." The reverse showcases a spade-shaped crowned quartered shield of arms with the date below. The reverse legend, in abbreviated Latin, begins at the lower left and reads: "M.B.F. ET. H. REX. F.D. B.ET. L. D. S. R. I. A. T ET. E."

The Latin inscriptions translate as:

• Obverse: "George III by the Grace of God."

• Reverse (full version): "Magnae Britanniae Franciae et Hiberniae Rex Fidei Defensor Brun et Lunebergen-sis Dux, Sacri Romani Imperii Archi-Thesaurius et Elector," meaning "King of Great Britain, France and Ireland, Defender of the Faith, Duke of Brunswick and Lüneburg, High Treasurer and Elector of the Holy Roman Empire."

The total mintage value for 1790 was £2,660,522, making it the fifth-highest output year for spade-type reverse guineas.

This coin has been slabbed and graded by NGC as AU58 (Certification: 2130716-036). The coin is toned with light surface marks and flecks.