Great Britain. 1798 Guinea. Spink-3729, Fr-356, KM-609. MS-64 (PCGS).Premium quality for the type, displaying few marks and frosty luster throughout. An ideal candidate for type set inclusion.PCGS Population: 15; 2 finer (MS-65 finest) for the issue. PCGS Population: 28; 2 finer for the entire mintage from all years and mints.From the Cardinal Collection Educational Foundation.