WW1 Royal Artillery Sweetheart Pin

WW1 Royal Artillery Sweetheart Pin. Silver with red and blue enamel. Wear to enamel, but no damage. Pin back with hook catch. 25mm tall by 24mm wide. Maker stamped CU in rectangle (C.U into a rectangle
(1) Reuben Usher trading as Charles Usher and (2) Reuben Percival Usher trading as The Usher Manufacturing Co,(1)gold and silversmith, 2 Humberstone Gate, Leicester and High Street, Keettering ans 21 Bedford Street, Plymouth (2) manufacturing jewellers and silversmiths, Vittoria Works, 32/34 Vittoria Street, Birmingham,registered in Chester in 1911 (1) and 1933 (2) and STERLING.

Control #WS6029