Black Bay One 39 | 39mm, Steel, Champagne Dial Chronograph The classic stylings of this

The classic stylings of this model evoke the original

unisex chic look and feel

luminescent numerals

the famous Brazilian aviator Alberto Santos Dumont: to be able to tell time while flying

The 8900 calibre movement provides flawless precision and can be viewed through the transparent caseback

Black Bay One 39 | 39mm, Steel, Champagne Dial Chronograph The classic stylings of thisThe Black Bay One 31 36 39 41 models bring a unique aesthetic to the Black Bay One line. The curved cases feature a combination of finishes that elevates the watch in a contemporary fashion and offers a design language that slightly departs from the brands iconic tool watch spirit to embrace a sophisticated, versatile, unisex chic look and feel. Fitted with Manufacture Calibers these models are at the cutting edge of technical watchmaking refinement.