Side by side

Grand Seiko SBGW258vsTudor Black Bay One 31 S&G

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

SBGW258
Grand SeikoSBGW258
MSRP $26,000
Black Bay One 31 S&G
TudorBlack Bay One 31 S&G
MSRP $6,850

At a glance

14 of 29 specs differ
Diameter
SBGW25838mm
Black Bay One 31 S&G31mm
Power Reserve
SBGW25872h
Black Bay One 31 S&G50h
Water Resistance
SBGW25830m
Black Bay One 31 S&G100m
MSRP
SBGW258$26,000
Black Bay One 31 S&G$6,850

Full specifications

Case

9 specs
Category
Dress
Diameter
38mm
31mm
Thickness
10.9mm
9.5mm
Lug-to-Lug
45.8mm
46mm
Lug Width
19mm
17mm
Material
Gold
Stainless Steel
Finish
Brushed and polished
Polished + Satin
Water Resistance
30m
100m
Caseback
Solid
Solid screw-down

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

3 specs
Caliber
9S64
MT5201
Type
Manual
Automatic
Power Reserve
72h
50h

Pricing

1 specs
MSRP
$26,000
$6,850

Follow this matchup

Get a note when Grand Seiko SBGW258 vs Tudor Black Bay One 31 S&G gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Grand Seiko SBGW258

The Grand Seiko SBGW258 is a yellow gold dress watch featuring a 38mm case and a manual-wind caliber 9S64 movement with a 72-hour power reserve, rated for accuracy to +5/-3 seconds per day. It includes a raised gold logo on the dial and comes with a brown leather strap. On balance, reviewers highlight the Grand Seiko SBGW258 as a classic, precious metal timepiece representing fine watchmaking tradition.

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.

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.

Adjacent matchups

People also compared

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