Average weight 4.1 grams Metal: Silver Width: 13.9mm Height: 26.0mm Small butterfly size: (w) 9.6mm (h) 7.3mm Large butterfly size: (w) 13.9mm (h) 10.6mm Width is the largest part unless stated otherwise
Hallmarking Guide: Sterling Silver less than 7.78g not stamped but has a 925 mark. More than 7.78g stamped.
