One Years Unbroken Allegiance to NUM 1984-1985 trade union silver badge

A good original circa 1984-1985 National Union of Miners 'One Years Unbroken Allegiance to NUM badge'; small gilt example bearing 'bubble finish' (a clear epoxy resin dome) the centre depicting a miner's lamp superimposed over pick and shovel on black background, the reverse with manufacturers details 'Badges Plus Ltd B'Ham'. Very good condition, complete with original pin fittings.
Diameter 20mm.

Code: 60003