Colombia
Philip IV cob 1/2 Real ND, Nuevo Reino mint, KM8, Restrepo-M16.12 (Lion-Castle variety), Fine, 1.68 grams. With a clear King's monograph, and the D.G legend to the left of it, but nothing more is apparent. Essentially full-weight and showing decent details, although probably from a land burial.
Estimate: 200-400 USD