Watch List notes:

Mexico City, Mexico, cob 8 reales, 1730G, NGC genuine / Vliegenthart Treasure. S-M25; KM-47a; CT-759. 24.21 grams. Bold full oMG and 17 of date, good full cross and nearly full shield, nicely toned, light to moderate surface corrosion. NGC #4483523-088. Vliegenthart, sunk in 1735 off Zeeland, Netherlands

Estimate: $300-450