Side by side

Tudor Black Bay One 31 S&GvsZelos GT

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
GT
ZelosGT
MSRP $499

At a glance

12 of 29 specs differ
Diameter
Black Bay One 31 S&G31mm
GT42mm
Power Reserve
Black Bay One 31 S&G50h
GT40h
Water Resistance
Black Bay One 31 S&G100m
GT100m
MSRP
Black Bay One 31 S&G$6,850
GT$499

Full specifications

Case

8 specs
Category
Chronograph
Diameter
31mm
42mm
Thickness
9.5mm
10.8mm
Lug-to-Lug
46mm
42mm
Lug Width
17mm
22mm
Material
Stainless Steel
316L Stainless Steel
Finish
Polished + Satin
Brushed and polished
Caseback
Solid screw-down
Solid

Crystal & Dial

1 specs
Dial Color
Black
SS - Azzurro

Movement

2 specs
Caliber
MT5201
Miyota 9133
Power Reserve
50h
40h

Pricing

1 specs
MSRP
$6,850
$499

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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 GT

The Zelos GT is lauded for its value and bold design, with owners highlighting the cool power reserve meter and superb 3-point micro-adjust bracelet. Some owners find the case and lugs could hug the wrist better, and the bracelet is noted as being quite long, requiring significant link removal for a 7.1-inch wrist. The dark green dial, while inspired by Lamborghini, is described as appearing mostly black. Overall, owners rate the Zelos GT highly for its value and the quality of its bracelet at the price point.

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