Watch List notes:

Potosi, Bolivia, cob 2 reales, Philip III, assayer Q, ex-Research Collection, Plate Coin #183. 6.68 grams. Very well-preserved specimen with choice full shield and cross (the former slightly doubled and the latter off-center), king's name and ordinal (PH)ILIPVS III with backwards S in legend, full assayer Q that at first appears to be punched over another letter, but not over an R or a C (the only possibilities), very attractively toned. Pedigreed to the Research Collection, with special Fisher photo-certificate #85A-151018, Plate Coin #183, and to our Auction #6, lot #178. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $1250 - 2000