Antique solitaire button, with detachable shank which is released with a spring mechanism. This one is a square shape with a silver top (unmarked and untested) etched with an image of a bird perched on bamboo. Style shows Japanese influence, typical of the 1870’s. Back marked WESTS PATENT with the GW monogram trade mark. Attractive image and unusual collectable shape

Size 13/16” (2.1 cm) square or 1.1” (2.7 cm) diagonally