The coin being a Grade 1 specimen held in a 14k gold bezel mounted with a likely 3.5mm, .15 carat cut emerald. Included is a Mel Fisher COA and a brochure explaining cob coin production that is signed by four members of the Atocha recovery crew. Salvage efforts on the 1622 wreck have yielded the largest sunken silver treasure yet found in American waters.
