Side by side

Seiko CouturavsTudor Black Bay One 31 S&G

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

Coutura
SeikoCoutura
MSRP $450
Black Bay One 31 S&G
TudorBlack Bay One 31 S&G
MSRP $6,850
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko Coutura

Owners widely praise the Seiko Coutura for its wear-resistant metal treatments, with one reporting minimal scratching after six years. Its solar and perpetual calendar features are noted for reliability and low maintenance, and some find its aesthetic captivating with attractive gold indices and a contrasting black dial, making it a daily driver. However, opinions on styling are split; some find the dial too busy and the gold tone unconvincing, while others appreciate its unique, fun design. The proprietary bracelet is a common point of contention, with several owners expressing dislike. One owner reports poor solar power reserve requiring constant light exposure, and another found the watch sits too high and looks "horrendous" in person. Overall, owners value the Seiko Coutura for its solar and perpetual calendar complications and durable construction, despite polarizing styling and bracelet design.

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.

At a glance

11 of 29 specs differ
Diameter
Coutura33.7mm
Black Bay One 31 S&G31mm
Power Reserve
Coutura40h
Black Bay One 31 S&G50h
Water Resistance
Coutura100m
Black Bay One 31 S&G100m
MSRP
Coutura$450
Black Bay One 31 S&G$6,850

Full specifications

Case

7 specs
Category
Dress
Diameter
33.7mm
31mm
Thickness
8.4mm
9.5mm
Lug-to-Lug
40.3mm
46mm
Lug Width
16mm
17mm
Finish
Brushed and polished
Polished + Satin
Caseback
Solid
Solid screw-down

Crystal & Dial

1 specs
Lume
LumiBrite on Hands
None

Movement

2 specs
Caliber
6N42
MT5201
Power Reserve
40h
50h

Pricing

1 specs
MSRP
$450
$6,850
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Seiko Coutura vs Tudor Black Bay One 31 S&G gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.