You are viewing a fine quality Art Nouveau era solid Sterling silver lapel watch clip made around 1900. The Windsor clip measures 1 1/2" long by 1 1/8" wide. It is marked: Sterling and has a maker's initials.There is a hook at one end to attach a lapel watch. The clasp is a locking style. The shield style front was for a monogram. The clip weighs 10.6 grams.