The Boreal Arrow 

Code BA131016500: Daynife Swiss Wrist Compass, c. 1920

This is a WW1 era wrist compass. It comes in a brass case still in very good condition for its age. The case is a hunter case and springs open by pushing the crown. When lid is closed it activates the transit lock, which freezes the the rotating dial when the compass is not used. The rotating dial is marked REG. US. PATENT OFF, DAYNIFE, SWISS. The beveled glass is original and in excellent condition. The compass is working perfectly and finds magnetic North precisely. It measures 40mm in diameter.