Side by side

Tudor Black Bay One 31 S&GvsYema Pearldiver

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
Pearldiver
YemaPearldiver
MSRP $491

At a glance

11 of 29 specs differ
Diameter
Black Bay One 31 S&G31mm
Pearldiver38mm
Power Reserve
Black Bay One 31 S&G50h
Pearldiver40h
Water Resistance
Black Bay One 31 S&G100m
Pearldiver100m
MSRP
Black Bay One 31 S&G$6,850
Pearldiver$491

Full specifications

Case

7 specs
Category
Diver
Diameter
31mm
38mm
Thickness
9.5mm
14mm
Lug Width
17mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Polished + Satin
Brushed and polished
Caseback
Solid screw-down
Solid

Crystal & Dial

1 specs
Dial Color
Black
Steel

Movement

2 specs
Caliber
MT5201
Power Reserve
50h
40h

Pricing

1 specs
MSRP
$6,850
$491

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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 Pearldiver

Owners widely praise the Yema Pearldiver's vintage aesthetic, clean dial, and sub-40mm dimensions with short lug-to-lug, noting its in-house movement and solid build quality. Accuracy figures range from dead-on at 0 seconds per day to +2 seconds per day, though some owners have reported dead-on-arrival movements requiring returns. The bracelet clasp is described by one owner as "pretty cheap." Some find the design pedestrian and lacking uniqueness, with the faux lume color noted as too dark by one commenter. Overall, owners rate the Yema Pearldiver highly for its vintage appeal and wearable dimensions at the price.

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