GREAT BRITAIN: George IV, 1820-1830, AR crown, 1821, KM-680.1, S-3805, SECUNDO edge type, a very sharply detailed coin with just a trace of wear, cleaned in the past, but still very attractive, AU. Designed by Benedetto Pistrucci, his initials B.P. on both sides. Benedetto Pistrucci was an Italian gem engraver, medallist and coin engraver, probably best known for his Saint George and the Dragon design on British coins.
Estimate: 250-350 USD