Watch List notes:

Clump of two Dutch ducatoon "biscuits" (completely cocooned in encrustation). 77.70 grams. The coins about 1/3 offset relative to each other, both coins thick with crust but possibly solid inside, neat display. Pedigreed to the Thomas Gray collection and formerly displayed at the ANA Money Museum's "Treasures of the Deep" exhibit (2014-15), with photo-certificate. Recovered from: Vliegenthart, sunk in 1735 off Zeeland, Netherlands

Estimate: $350 - 500