J. Samual White & Co Ltd shipbuilders worker identification numbered badge Isle of Wight

A scarce original possibly wartime period 'J. Samual White & Co Ltd workers identification numbered badge'; silver plated brass example bearing blue enamel title surround, company house flag symbol to centre, the reverse impressed with maker's details 'Thomas Fattorini Ltd Regent St Birmingam' and official issue number '139'. Very good condition, complete with original buttonhole lapel fitting, no damage to the enamel, lightly silver plating now worn back to brass. Diameter 24mm.