Boys Brigade Presidents first issue badge with presentation case

A scarce original circa 1968 to 1984 period first issue 'Boys Brigade President's badge'; chromium plated enamel with 'Sure & Stedfast anchor crest', the reverse with maker's details 'Butler 48 Vittoria St Birmingham'. Very good condition, complete with original pin fittings, no damage to the enamel and complete with case. Height approx 36mm.