Watch List notes:

Bronze cannonball, rare. 9780 grams, 5" in diameter. Very solid and heavy (either an 18- or 24-pounder in size), with nice brown (matte) surfaces flecked with green encrustation, from a small group of bronze balls found on this wreck that always fetch good prices from collectors. With original certificate from the salvagers. Recovered from: Capitana, sunk in 1654 off Chanduy, Ecuador

Estimate: $600