South Africa
George V Proof Sixpence 1930, KM16.1, Proof 64 NGC, highly reflective surfaces with just a wisp of toning in the legends. Very rare in Proof with a mintage of 14. Krause catalog price(s) for this item: $8 in VF, $35 in EF, $85 in UNC.
Estimate: 3250-3750 USD