Cup

Created in 1715–25 on Silver by Andrew Tyler,"Cup" is an artpiece of Overall: 2 7/16 x 3 3/8 in. (6.2 x 8.6 cm); 2 oz. 3 dwt. (68 g)
Lip: Diam. 2 3/8 in. (6 cm)
Base: Diam. 1 15/16 in. (4.9 cm).

For more informations : http://www.metmuseum.org/art/collection/search/2794