Watch List notes:

Mexico, Mexico City. Carlos I with Juana, King of Spain (1516-1556) AR Real. Crowned coat of arms flanked by assayer M – I / Pillars of Hercules. Calicó Typo 110, Num. 156. 3.13g, 23mm, 8h.

Very Fine.

From the Dr. Murray Gell-Mann Collection.