Lot 20598. GREAT BRITAIN. Guinea, 1783. George III (1760-1820). NGC AU-58.S-3728; Fr-355; KM-604. Fourth laureate head right, hair on both shoulders. A far more scarce type than the later Spade reverse coinage, and a terrific lustrous example of the type. Light tone and free of major marks.Estimate: $1,000 - $1,500.NGC AU-58.Click here for certification details from NGC.