Territorial Army Nursing Service TANS silver gilt collar badge

A scarce original circa 1921 to 1950 'Territorial Army Nursing Service single silver gilt collar badge'; oval title surmounted by a King's Crown, the fretted centre depicting Queen Alexandra cypher of crossed initials 'A' intertwined, with motto 'Fortitudo Mea Deus' scroll below 'Good condition, complete with original two loops fittings to reverse, minor service wear. Height approx 27mm.