Side by side

Tudor Black Bay One 31 S&GvsZelos Thresher 41 GMT

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

Black Bay One 31 S&G
TudorBlack Bay One 31 S&G
MSRP $6,850
Thresher 41 GMT
ZelosThresher 41 GMT
MSRP $729

At a glance

14 of 29 specs differ
Diameter
Black Bay One 31 S&G31mm
Thresher 41 GMT41mm
Power Reserve
Black Bay One 31 S&G50h
Thresher 41 GMT40h
Water Resistance
Black Bay One 31 S&G100m
Thresher 41 GMT200m
MSRP
Black Bay One 31 S&G$6,850
Thresher 41 GMT$729

Full specifications

Case

9 specs
Category
GMT
Diameter
31mm
41mm
Thickness
9.5mm
11.5mm
Lug-to-Lug
46mm
41mm
Lug Width
17mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Polished + Satin
Brushed and polished
Water Resistance
100m
200m
Caseback
Solid screw-down
Solid

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Damascus LE

Movement

2 specs
Caliber
MT5201
Miyota 9075 GMT
Power Reserve
50h
40h

Pricing

1 specs
MSRP
$6,850
$729

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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.

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.

Zelos Thresher 41 GMT

Owners widely praise the Zelos Thresher 41 GMT for its creative design, titanium construction, and excellent lume. Some find the worldtimer bezel busy and the GMT function less easy to read, while others note the double Mother of Pearl dial's dynamic color shifts can be reflective in direct sun. The bezel-based world timer requires manual adjustment and allows for independent GMT use. Overall, owners rate the Zelos Thresher 41 GMT highly for its unique titanium build and striking dial at its price point.

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