Side by side

Bremont MBIIvsTudor Black Bay One 31

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

MBII
BremontMBII
MSRP $5,400
Black Bay One 31
TudorBlack Bay One 31
MSRP $4,600

At a glance

12 of 29 specs differ
Diameter
MBII43mm
Black Bay One 3131mm
Power Reserve
MBII40h
Black Bay One 3150h
Water Resistance
MBII100m
Black Bay One 31100m
MSRP
MBII$5,400
Black Bay One 31$4,600

Full specifications

Case

8 specs
Category
Pilot
Diver
Diameter
43mm
31mm
Thickness
9.5mm
Lug-to-Lug
46mm
Lug Width
22mm
17mm
Material
Titanium (DLC coated)
Stainless Steel
Finish
Brushed and polished
Polished + Satin
Caseback
Solid
Solid screw-down

Crystal & Dial

1 specs
Dial Color
White
Anthracite

Movement

2 specs
Caliber
BE-36AE
MT5201
Power Reserve
40h
50h

Pricing

1 specs
MSRP
$5,400
$4,600

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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 MBII

The Bremont MBII is praised for its striking, high-tech pilot's watch aesthetic, reassuring heft, and quality feel, featuring an anti-shock system and customizable barrel. Owners note its condition can be excellent with minor hairlines, and it is presented with all original boxes and papers. A drawback cited is its 38-hour power reserve compared to newer movements. Overall, owners and reviewers consider the Bremont MBII affordable and a good representation of the brand.

Tudor Black Bay One 31

Owners widely report the Tudor Black Bay One 31's polished case and bracelet scratch easily, though its wearability under gloves and robust movement are praised. Some desire more micro-adjustment options on the clasp, and a lack of contrast between the silver dial and hands is noted. The 31mm size may be a consideration for daily wear due to its 50-hour power reserve. On balance, owners and reviewers appreciate the Tudor Black Bay One 31 for its comfortable wearability and robust movement, despite concerns about case scratching and clasp adjustability.

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