Side by side

Tudor Black Bay One 31 S&GvsYema Superman Tourbillon CMM.31 Limited Edition

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
Superman Tourbillon CMM.31 Limited Edition
YemaSuperman Tourbillon CMM.31 Limited Edition
MSRP $13,000

At a glance

13 of 29 specs differ
Diameter
Black Bay One 31 S&G31mm
Superman Tourbillon CMM.31 Limited Edition43mm
Power Reserve
Black Bay One 31 S&G50h
Superman Tourbillon CMM.31 Limited Edition40h
Water Resistance
Black Bay One 31 S&G100m
Superman Tourbillon CMM.31 Limited Edition300m
MSRP
Black Bay One 31 S&G$6,850
Superman Tourbillon CMM.31 Limited Edition$13,000

Full specifications

Case

8 specs
Category
Diver
Diameter
31mm
43mm
Thickness
9.5mm
11.7mm
Lug-to-Lug
46mm
Lug Width
17mm
22mm
Finish
Polished + Satin
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid screw-down
Solid

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Steel

Movement

2 specs
Caliber
MT5201
Yema CMM.31 Tourbillon
Power Reserve
50h
40h

Pricing

1 specs
MSRP
$6,850
$13,000

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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.

Yema Superman Tourbillon CMM.31 Limited Edition

Owners praise the Yema Superman Tourbillon CMM.31 Limited Edition as an incredible and crazy watch, appreciating its unnecessary tourbillon complication and impressive specifications at a remarkable price point. The titanium construction contributes to comfort despite the 43mm case size. One reviewer notes the bracelet clasp's extension system is somewhat crude. On balance, owners and reviewers rate the Yema Superman Tourbillon CMM.31 Limited Edition highly for its compelling tourbillon feature at an accessible price.

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