Watch List notes:

Mexico City, Mexico, cob 8 reales, (17)32F, NGC genuine / Vliegenthart Treasure (oversized slab). S-M26; KM-47a; CT-764. 24.31 grams. Elongated flan housed in special 6-1/2" x 4-3/4" slab, with full oMF and most of cross, weak peripheries, some surface corrosion and dark encrustation on shield. NGC #4483551-031. Vliegenthart, sunk in 1735 off Zeeland, Netherlands

Estimate: $300-450