A Victorian hinged bangle set with garnet carbuncles

A Victorian hinged bangle set with garnet carbuncles, the front of the bangle a shaped plaque with a central oval cabochon garnet set vertically, and a similar smaller garnet either side set horizontally with interwoven ropetwist and bead decoration, the back a uniform narrower band, engraved decoration around the hinge and hidden snap clasp, integral safety chain, unmarked yellow metal tests for 18ct gold, internal width 6.0cm, width centre front 2.2cm, gross weight 16.7g