18 long with bolt ring at 16 Average weight 2.3 grams Metal: Silver <-- Split -->Chain width: 1.1mm Heart Size: (w) 9.5 x (h) 9.1mm Ring Size: (w) 12.5 x (h) 16.0mm <-- Slit --> Hallmarking Guide: Sterling Silver less than 7.78g not stamped but has a 925 mark. More than 7.78g stamped.
