Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, assayer T, quadrants of cross transposed, "16 points," with hand-signed certificate from 1976. S-P21; KM-10. 21.80 grams. Nearly full but corroded shield and cross with much dark encrustation remaining, clear assayer T (not mentioned on certificate). With original tag and photo-certificate #2978 from 1976 (Cape Coral Bank) hand-signed by Mel Fisher, Dolores Fisher, Eugene Lyon, R. Duncan Mathewson and Austin Fowles. From: Atocha, sunk in 1622 west of Key West, Florida
($700-1000)