Watch List notes:

Lima, Peru, cob 1/2 real, 1750(R). S-L23; KM-41; CT-633. 1.45 grams. Nearly full monogram with clear mintmark to left and date below, most of cross, lightly toned and thin but not overly corroded, very rare provenance and especially rare denomination as from a shipwreck. With photo-certificate from the salvagers. Recovered from: Santa Leocadia, sunk in 1800 off Punta Santa Elena, Ecuador
(100 - 150 USD)