1813 This chronometre never went to sea. It was used for expariments by Breguet, its maker, and then given to the Bishop of Cambrai in 1822. The dial shows the hours and minutes(left) and the seconds(top center). An inscription translates "The first piece in which the transmission from the train to the regulator occurs without friction. Made in 1813 by Breguet for Mr Belmas friend of the author No. 2741" Breguet and sons, Paris
aperture=f4.0 focal length: 60.0 mm exposure 1/160 sec ISO: 3200