Weight is an average. Average inside dimensions: 66 x 48mm
Average weight 62 grams Metal: Silver <-- Split -->Diameter 49.1 x 76.3mm. Width 6.0mm Width of balls 9.8mm Width is width of thickest point along the band, unless stated otherwise. <-- Slit --> Hallmarking Guide: Sterling Silver less than 7.78g not stamped but has a 925 mark. More than 7.78g stamped.