Details
Four gentleman's openface single button pocket chronographs by Hatot
Two with retrograde elapsed minute sectors and two with subsidiary inner dials for second and minute recording, circa 1930, each 6.5cm. high
Dials signed ATO for Hatot (4)
Two with retrograde elapsed minute sectors and two with subsidiary inner dials for second and minute recording, circa 1930, each 6.5cm. high
Dials signed ATO for Hatot (4)