TUDOR Black Bay One 31 S&G lifestyle-hover 200 vibrations per hour and

200 vibrations per hour and is equipped with a monocrystalline silicon balance-spring

certified at the industry’s highest standard by the Swiss Federal Institute of Metrology (METAS)

At 6 o'clock is the accurate Moonphase indication

This colour scheme is also continued on the unique leather strap

Longines Heritage Classic - An Ode to Timeless Elegance

TUDOR Black Bay One 31 S&G lifestyle-hover 200 vibrations per hour andThe Black Bay 31, 36, 39 and 41 bring a more formal feel to the Black Bay models. Like other models in the Black Bay line, they feature a dial inspired by the TUDOR divers watches produced during the 1950s. These contemporary models boast characteristics of the first generation of TUDOR divers watches. 31mm steel case, Steel and yellow gold bracelet