An early 18th century mounted coconut goblet

An early 18th century mounted coconut goblet, on an octagonal foot with a faceted baluster stem and engraved borders of stiff leaves around the rim and the base of the bowl, the foot scratched with the initials "H" over "II" and the scratch weight of '2-10-12', unmarked, 1710-1720, 4.25in (11cm) high.