Side by side

Bremont Supermarine ChronovsTudor Black Bay One 31 S&G

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Supermarine Chrono
BremontSupermarine Chrono
MSRP $6,850
Black Bay One 31 S&G
TudorBlack Bay One 31 S&G
MSRP $6,850

At a glance

11 of 29 specs differ
Diameter
Supermarine Chrono43mm
Black Bay One 31 S&G31mm
Power Reserve
Supermarine Chrono40h
Black Bay One 31 S&G50h
Water Resistance
Supermarine Chrono300m
Black Bay One 31 S&G100m
MSRP
Supermarine Chrono$6,850
Black Bay One 31 S&G$6,850

Full specifications

Case

9 specs
Category
Chronograph
Diameter
43mm
31mm
Thickness
15.87mm
9.5mm
Lug-to-Lug
46mm
Lug Width
22mm
17mm
Material
Stainless Steel (DLC coated)
Stainless Steel
Finish
Brushed and polished
Polished + Satin
Water Resistance
300m
100m
Caseback
Solid
Solid screw-down

Movement

2 specs
Caliber
BE-50AE
MT5201
Power Reserve
40h
50h

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Bremont Supermarine Chrono

The Bremont Supermarine Chrono's black dial and understated bezel markings allow it to transition effectively from rugged use to evening events. On balance, owners and reviewers find the Bremont Supermarine Chrono to be a handsome and functional watch, with its versatile dial design being a key strength.

Tudor Black Bay One 31 S&G

The Tudor Black Bay One 31 S&G is praised for its quiet luxury, combining brushed steel and warm gold accents for understated charm. Owners appreciate the brushed gold for a casual two-tone look and the champagne dial's surprising legibility. Some find the case sides too thick, and one user expressed a desire for a smaller S&G variant. The watch features the MT5612 movement with a 70-hour power reserve and a date function, within a 200-meter water-resistant case. Overall, owners and reviewers highlight the Tudor Black Bay One 31 S&G's balanced two-tone aesthetic as its primary appeal.

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