Watch List notes:

Lot of six Mexico City, Mexico, cob 1 and 1/2R, Philip IV and Charles II, various assayers (where visible). 4.41 grams total. All thin but with designs still visible, scarce to rare denominations to come from a shipwreck. With original (generic) certificate from the salvagers. Recovered from: Joanna, sunk in 1682 off South Africa
($70-$100)