Watch List notes:

Mexico City, Mexico, cob 1 real, (16)87(L), very rare. S-M21; KM-unl (29 for type). 2.84 grams. Bold 87 of date (the most important part) but not much else due to flatness (the surface corrosion minimal), patchy toning, neat triangular shape. Recovered from: Spanish 1715 Fleet, east coast of Florida
($150-225)