pre-WW2 Polish Miniature ‘Gapa’ Pilot Observer Badge

A miniature navigator’s badge from the period of the Second Polish Republic, probably made to order in France. Qualification badge of Polish pilot observers known in the Air Force as “Gapa”.
One-piece badge in the form of a flying eagle holding a gilded laurel wreath in its beak, three lightning bolts coming from the eagle’s claw are also visible. The reverse is smooth with a threaded post and spinner. Condition as in the photos.