Side by side

Grand Seiko SLGA009vsTissot Seastar 1000

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

SLGA009
Grand SeikoSLGA009
MSRP $9,800
Seastar 1000
TissotSeastar 1000
MSRP $875

At a glance

12 of 29 specs differ
Diameter
SLGA00940mm
Seastar 100040mm
Power Reserve
SLGA009120h
Seastar 100080h
Water Resistance
SLGA009100m
Seastar 1000300m
MSRP
SLGA009$9,800
Seastar 1000$875

Full specifications

Case

5 specs
Category
Dress
Diver
Thickness
11.8mm
12.48mm
Lug-to-Lug
47.9mm
40mm
Lug Width
22mm
20mm
Water Resistance
100m
300m

Crystal & Dial

3 specs
Dial Color
Black
Graded grey-black
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

3 specs
Caliber
9RA2
Powermatic 80
Type
Spring Drive
Automatic
Power Reserve
120h
80h

Pricing

1 specs
MSRP
$9,800
$875

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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 SLGA009

The Grand Seiko SLGA009 "White Birch II" is praised for its Spring Drive Caliber 9RA2 movement, offering exceptional accuracy of ±0.5 seconds per day and a 120-hour power reserve. Reviewers highlight its refined dial texture, inspired by Shinshu forests, and the Series 9 design with a frost-finished movement. The watch features a 40mm stainless steel case and a power reserve indicator on the movement bridge. However, its price of $8,600 to $9,100 USD is noted as relatively expensive, reflecting Grand Seiko's increasing price points. Overall, reviewers consider the Grand Seiko SLGA009 a highly refined timepiece, with its advanced Spring Drive movement and aesthetic improvements being key strengths.

Tissot Seastar 1000

Owners widely praise the Tissot Seastar 1000 for its value, solid build, and 300m water resistance, with reviewers highlighting its comfortable wearability and affordable price point for a sporty diver. Some owners find the bezel difficult to use and note glare from the crystal, while others criticize the lume and bracelet quality, with one owner describing the clasp as flimsy. Accuracy figures for the quartz models are excellent, and the Powermatic 80 movement is considered reliable. Overall, owners and reviewers rate the Tissot Seastar 1000 highly for its strong value proposition as a sporty, affordable everyday watch.

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