Watch List notes:

Great Britain, copper alloy Admiral Vernon medal, 1739, Vernon and Fort Chagre / Porto Bello, ex-Adams (plate). AC-FCv3B. 18.05 grams; 40 mm. Sharply detailed AU+ with traces of luster, nice chocolate brown color, dentillated rims, unusually broad flan for this series. XRF: 41.91% copper, 53.63% zinc, 2.88% lead. Pedigreed to the John Adams Collection (with his handwritten tag), plated on page 142 of Medallic Portraits of Admiral Vernon (2010), by Adams and Chao.

Estimate: $500 - $1000