North Glasgow Hospitals Branch Unison trade union badge

A scarce post 1993 'North Glasgow Hospitals Branch Unison badge', green and mauve upright oval, bearing caduceus with 'We Serve' below. Very good condition, retaining original pin fittings incorporating safety roller catch, enamel intact. 27mm x 34mm. Unison was formed by the merger of COHSE, NUPE, NALGO in 1993.