Watch List notes:

Potosi, Bolivia, cob 8 reales, 1727 Y. S-P43b; KM-35; Cal-50. 24.32 grams. Bold full pillars and cross, parts of all three dates, minimal corrosion, contrastingly toned, probably Louis I but peripheries too flat to make out any part of king's name or ordinal. From: Princess Louisa, sunk in 1743 off the Cape Verde Islands, west of Africa
($200-300)