Great Britain
George IV Shilling 1821 MS64+ PCGS, KM679, S-3810. Exceptionally choice, boldly struck, with lovely silvery blue and gold iridescent toning over cartwheel satiny luster. Krause catalog price(s) for this item: $40 in VF, $150 in EF, $450 in UNC.
Estimate: 400-600 USD