Watch List notes:

Potosi, Bolivia, cob 4 reales, Philip II, assayer L/L/B (2nd period), Grade 1, rare, ex-Atocha Research Collection coin #56 (Plate Coin). S-P9; KM-4.2. 13.38 grams. Choice broad flan (perfectly round) with nearly full legends (including D,G,I, lacking the H of HISPANIARVM), excellent full crown and shield and cross, full P-L punched over an offset L and a partially erased B (great for determining assayer order!), attractively toned and corrosion-free, highly desirable as a Research Collection Plate Coin (which it clearly deserved to be). Pedigreed to the Classics collection, with special Fisher photo-certificate #236096 and plated on plate number 4 in the Atocha Research Collection catalog of 1988. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $2000-3000