Side by side

Seiko CouturavsSeiko Astron

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

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 report the Seiko Coutura's metal treatments are very wear-resistant, with one owner noting minimal scratching after six years. Reviewers and owners appreciate its solar-powered movement, perpetual calendar, and radio sync features, with some finding its unique, futuristic styling captivating and a great value, while others describe the dial as too busy or gaudy. Some owners find the watch large and complicated to set initially, and one owner experienced issues with the solar power reserve requiring constant light exposure. On balance, owners and reviewers rate the Seiko Coutura well for its durable construction and practical solar and perpetual calendar features, despite polarizing design opinions.

Seiko Astron

Owners widely praise the Seiko Astron for its spectacular technology, solar-powered quartz movement, and GPS time synchronization, making it a convenient grab-and-go option. The watch is frequently noted for its comfortable and lightweight titanium build, with some models featuring well-finished cases and robust ceramic bezels. Reviewers and owners alike highlight the dial's dynamic and shiny appearance, with textured hour markers and high-contrast edges. Accuracy is generally considered good, with figures ranging from +/- 15 seconds per month to within 1/2 second per day, easily corrected by GPS signal. However, some owners note that DST requires manual adjustment and that automatic time syncing depends on proximity to radio wave towers. The price point is a concern for some, who feel it competes with luxury watches without the same aesthetic appeal. One owner pointed out minimal lume and a slight misalignment of the minute hand on their model.

At a glance

9 of 29 specs differ
Diameter
Coutura45.3mm
Astron42mm
Power Reserve
Coutura
Astron
Water Resistance
Coutura100m
Astron100m
MSRP
Coutura$625
Astron$2,500

Full specifications

Case

5 specs
Diameter
45.3mm
42mm
Thickness
11.5mm
12.4mm
Lug-to-Lug
0mm
49.5mm
Lug Width
12mm
14mm
Material
Stainless Steel
Titanium

Crystal & Dial

1 specs
AR Coating
Super-clear coating

Movement

2 specs
Caliber
8B92
5X83
Jewels
10
14

Pricing

1 specs
MSRP
$625
$2,500
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