Great Britain
George IV 1/2 Crown 1824 MS64 PCGS, Royal mint, KM688, S-3808. Second reverse. Obv. Laureate head left. Rev. Crowned shield in garter. Argent-gray and gold toning with boldly struck details and only minor marks. A very scarce type in Mint State, with only one piece each certified in MS64 by PCGS, and NGC, with none finer.
Estimate: 1500-1750 USD