Side by side

Grand Seiko SLGA019vsTudor Black Bay One 31 S&G

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

SLGA019
Grand SeikoSLGA019
MSRP $11,000
Black Bay One 31 S&G
TudorBlack Bay One 31 S&G
MSRP $6,850

At a glance

13 of 29 specs differ
Diameter
SLGA01940mm
Black Bay One 31 S&G31mm
Power Reserve
SLGA019120h
Black Bay One 31 S&G50h
Water Resistance
SLGA019100m
Black Bay One 31 S&G100m
MSRP
SLGA019$11,000
Black Bay One 31 S&G$6,850

Full specifications

Case

8 specs
Category
Dress
Diameter
40mm
31mm
Thickness
11.8mm
9.5mm
Lug-to-Lug
47.9mm
46mm
Lug Width
22mm
17mm
Material
Titanium
Stainless Steel
Finish
Brushed and polished
Polished + Satin
Caseback
Solid
Solid screw-down

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

3 specs
Caliber
9RA2
MT5201
Type
Spring Drive
Automatic
Power Reserve
120h
50h

Pricing

1 specs
MSRP
$11,000
$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 SLGA019

Owners and reviewers widely praise the Grand Seiko SLGA019 for its stunning "Minamo" dial, inspired by Lake Suwa, with its intricate texture and finishing. The Evolution 9 case, constructed from lightweight Grade 5 titanium, is lauded for its refinement and comfortable wearability. The 9RA2 Spring Drive movement is noted for exceptional accuracy, with one owner documenting a loss of only 0.5 seconds in a week. However, some criticism is directed at the bracelet's lack of micro-adjustment and its pin-and-collar system, and the movement's finishing is described as somewhat plain. The retail price is also flagged as high. Overall, the consensus is that the Grand Seiko SLGA019 is a highly refined and accurate watch, with its dial and comfortable titanium case being the primary reasons for its strong reception.

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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