Watch List notes:

Mexico City, Mexico, cob 4 escudos, 1715J, encapsulated NGC AU 58, rare, from the 1715 Fleet (as stated inside the slab). S-M30; KM-55.2; CT-235. 13.25 grams. Very choice, well-detailed and bold full shield with clear date, oMJ and denomination (also full but weaker crown and cross, the latter slightly off-center), lightly red-toned, tied with one other for second highest grade in NGC census behind a pair of MS 62's. NGC #3350743-002. (Estimate: $8000 - 12000)