Watch List notes:

Sweden, copper 2 daler "plate money," Fredrik I, 1750. KM-PM71. 1050 grams, 7-3/4" x 6-1/2". Truncated from corrosion (one whole corner lost and some of three edges) but with central stamp and one corner stamp full and clear, deeply toned. With original (generic) certificate from the salvagers. Recovered from: Nicobar, sunk in 1783 off South Africa

Estimate: $200 - 300