Italy
Milan. Philip IV of Spain gold Quadrupla (2 Doppie) 1630 AU55 NGC, Fr-724, MIR-359/6, Crippa-3/A. An appealing example of this issue with minimal striking weakness and light reverse encrustation. Although this variety of the dated series is seen slightly more often than others, it remains quite scarce, particularly certified in this grade.
Estimate: 4000-5000 USD