Brand new, original, current issue GERMAN NAVY ELITE COMBAT DIVERS BADGE. Makers marked with the famous A for the German maker ASSMAN. Nice badge showing a sword fish and parachute.
Germany's postwar commando amphibious warfare force are called the Kampfschwimmer ("Combat Swimmers", abbreviated "KSM") or Verwendungsgruppe 3402 (Deployment Group 3402). They are the only special-purpose force of the German Navy.