Great Britain
George IV gold 1/2 Sovereign 1821 MS63+ PCGS, Royal mint, KM681, S-3802. One year type. Obv. Laureate head left. Rev. Crowned and garnished shield with date. Full mint brilliance, with bold definition. The fields are reflective with a nice satiny appearance, and minor obverse contact marks prevent a higher grade.
Estimate: 4500-5000 USD