This is a cWW1 vintage For King And Empire Services Rendered silver pin badge.It has a number 373820 and is in a very good condition and measures 3.2cm in diameter.(info: Edward Gray, 1920 Royal Fusiliers, Reg No52791,Discharge Unit London, Discharge Regiment 12th Battalion R.F., Piece 3166, List No TP 2401-2800, Record Group WO, Record Class 329).