Watch List notes:

Potosi, Bolivia, cob 1 real, 1677/6E. S-P37b; KM-23. 1.97 grams. Scarce coin with two dates (clean date below cross), thin from corrosion (small hole in waves), good details with clear king's ordinal and full pillars. With ROBCAR photo-certificate #M180155. Recovered from: Consolacion, sunk in 1681 off Santa Clara Island, Ecuador
($80-120)