Side by side

Seiko CouturavsSeiko Astron GPS Solar 2025 Limited Edition

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 GPS Solar 2025 Limited Edition

The Seiko Astron GPS Solar 2025 Limited Edition is lauded for its advanced satellite timekeeping and perpetual calendar functionality, offering global time and location updates via GPS signals. Owners appreciate its well-built titanium or steel case, often featuring a ceramic bezel, and the unique asymmetrical design inspired by the 1983 Seiko 7A28 6000. However, its substantial 47mm size and 16.5mm thickness are frequently noted as drawbacks, with some finding it wears large and is difficult to fit under shirt sleeves. The perpetual calendar is limited to displaying only the date, and GPS signal reception requires a clear view of the sky, posing challenges indoors. The watch is priced around $2,900 and is limited to 3,000 pieces. Overall, owners and reviewers value the Seiko Astron GPS Solar 2025 Limited Edition for its cutting-edge technology and distinctive design, despite its considerable dimensions.

At a glance

11 of 29 specs differ
Diameter
Coutura45.3mm
Astron GPS Solar 2025 Limited Edition43.4mm
Power Reserve
Coutura
Astron GPS Solar 2025 Limited Edition
Water Resistance
Coutura100m
Astron GPS Solar 2025 Limited Edition100m
MSRP
Coutura$625
Astron GPS Solar 2025 Limited Edition$2,900

Full specifications

Case

6 specs
Category
GMT
Chronograph
Diameter
45.3mm
43.4mm
Thickness
11.5mm
13.4mm
Lug-to-Lug
0mm
49.5mm
Lug Width
12mm
14mm
Material
Stainless Steel
Titanium

Crystal & Dial

2 specs
Crystal Shape
Curved
AR Coating
Super-clear coating

Movement

2 specs
Caliber
8B92
5X83
Jewels
10
14

Pricing

1 specs
MSRP
$625
$2,900
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