WW1 Defence League Beddington Carshalton & Wallington Division tin button badge

A scarce original First World War early period 'Beddington, Carshalton and Wallington Division Defence League badge'; celluliod tin button, gold rim, blue title surround, red centre bearing white shield displaying a 'K'; the reverse with early feature round buttonhole fitting. Good condition, minimal foxing, no cracking. Diameter 23mm.