Weight: 430 grams
Sterling Standard Mark
Lion Passant: Sterling .925
City Marks
Crowned Leopard's Head: Used in London, England from 1478-1822
Duty Marks
King George III: 1786-1821
Date Letter
"d": According to various date letter references the small "d" with the pentagon contour signifies the year 1816
Makers Mark
"RE - EB" : Rebecca Emes and Edward Barnard