Favre-Leuba, in 1962, created the first wristwatch in the world equipped with an aneroid barometer, the Bivouac

 

-Reference number: 53203

 

-Measures 40mm (approximately) in diameter excluding crown and 45mm (approximately) from lug to lug.

 

-Manual winding movement

 

-Well preserved original dial 

 

-Black leather strap with original steel buckle 

 

-Unique barometer functionality