Handleless, raised cylindrical cup with plain, slightly flared rim and an applied molded foot ring, engraved on exterior "M.R." in conjoined foliate script beneath a crest of a leafy tree rising from a heraldic wreath. Underside of flat bottom is struck twice "I.W.FORBES" in raised serif letters in a rectangle, and once with a five-pointed star in circle and anchor in rectangle, all arranged around the centerpoint.
Maker is John Wolfe Forbes (1781-1864) of New York, NY; he appears in city directories as a silversmith working alone and in partnerships from 1802 through the 1830s.