Watch List notes:

Mexico City, Mexico, cob 8 reales, Charles II, assayer L, rare provenance. S-M21; KM-46. 24.37 grams. Odd shape, somehow solid despite moderate to heavy surface corrosion, very crude strike but with clear mintmark, dark patch of "horn" silver on reverse. Pedigreed to the Charles Eidel collection, with original tag from the salvagers. Recovered from: Het Huis te Cruyenstein, sunk in 1698 off South Africa ($200-300)