Side by side

Grand Seiko SLGH005vsTudor Black Bay One 31 S&G

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

SLGH005
Grand SeikoSLGH005
MSRP $9,800
Black Bay One 31 S&G
TudorBlack Bay One 31 S&G
MSRP $6,850

At a glance

11 of 29 specs differ
Diameter
SLGH00540mm
Black Bay One 31 S&G31mm
Power Reserve
SLGH00580h
Black Bay One 31 S&G50h
Water Resistance
SLGH005100m
Black Bay One 31 S&G100m
MSRP
SLGH005$9,800
Black Bay One 31 S&G$6,850

Full specifications

Case

7 specs
Category
Dress
Diameter
40mm
31mm
Thickness
11.7mm
9.5mm
Lug-to-Lug
47mm
46mm
Lug Width
22mm
17mm
Finish
Brushed and polished
Polished + Satin
Caseback
Solid
Solid screw-down

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

2 specs
Caliber
9SA5
MT5201
Power Reserve
80h
50h

Pricing

1 specs
MSRP
$9,800
$6,850

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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.

Grand Seiko SLGH005

The Grand Seiko SLGH005 is widely praised for its stunning "White Birch" textured dial, exceptional finishing including mirror-polished indexes and Zaratsu polishing, and the innovative Caliber 9SA5 movement. Owners and reviewers consistently highlight the dial's texture and the elaborate, mirror-like indexes. The watch's 40mm stainless steel case is noted for its slender, sporty design and comfortable wearability, with some finding its size well-proportioned and its brushed and polished surfaces practical for hiding scratches. The 9SA5 movement is recognized for its 80-hour power reserve and 36,000 vph hi-beat frequency, though one owner found its finishing less impressive than other movement types in a similar price bracket. Some reviewers consider its price somewhat high relative to alternatives and desire a micro-adjustable bracelet. On balance, owners and reviewers rate the Grand Seiko SLGH005 highly for its exquisite dial and finishing, powered by an advanced high-beat movement.

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.

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