WW2 Home Front National Savings Enamel Lapel Badge

White Metal and enamel. Enamel in undamaged condition. Pin fitting. Maker marked on reverse Toy & Co, London. Good condition, but some tarnish to reverse. Circa 3.1cm in diameter. Worn from March 1940 onwards. Jon Mills 'Doing Their Bit', U2 refers. Coll.