Last month, British watchmaker Bremont began unveiling its 2021 novelties to the market. Leading the pack was an updated version of the brand’s popular, vintage-influenced Supermarine dive watch that added a new GMT function. Alongside that highly praised piece was the model we had a chance to go hands-on with recently: the new Bremont Supermarine Chrono.

The watch uses the same diving-inspired base design as the rest of the Supermarine series but transforms it in a new way, adding the namesake chronograph function as well as the useful GMT feature. This is the first time Bremont has unveiled a chronograph, let alone a GMT-chronograph, within the Supermarine line, and like the rest of the collection it has been performance-tested for the most extreme of activities.
For our review, we procured the black-colorway version of the watch on a textured rubber strap, though it also comes in a blue variation as well as on a steel bracelet. Its case is substantial, measuring 43 mm in diameter, and somewhat tall on the wrist at 15.87 mm. While it’s sitting high, the case is by no means overbearing, as it seems to condense its diving, GMT, and chronograph aspects all into a manageable package.

Like previous models in the Supermarine line, the watch features a layered ?Trip-Tick? case construction, with brushed and polished steel sections on its top and bottom sections, while a scratch-resistanct, PVD-treated case barrel provides for the bulk of the look...