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Seiko Astron
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Seiko · Astron

Seiko Astron

Chronograph

$3,100
Buy from SeikoFind used on eBay

Case

Diameter
44.1mm
Thickness
14.4mm
Lug-to-lug
50mm
Lug width
14mm
Material
Titanium
Water resistance
100m

Crystal & dial

Crystal
Sapphire
Shape
Curved
AR coating
Super-clear coating
Lume
LumiBrite on hands and index(es)

Movement

Caliber
Seiko 5X83
Type
Quartz
Jewels
14
Hacking
No
Hand-winding
No
Complications
Time only

Design language

Case shape
round
Dial style
sunburst
Sub-dials
3
Bezel
gmt
Bracelet
lug-attached
Hands
baton

AI-detected from the product image

Astron collection · 9 watches

Astron
Astron43.3mm
Astron
Astron42mm
Astron
Astron41.2mm
Astron
Astron42mm
Astron GPS Solar 2024 Limited Edition
Astron GPS Solar 2024 Limited Edition41.2mm
Astron GPS Solar 2025 Limited Edition
Astron GPS Solar 2025 Limited Edition43.4mm
Astron GPS Solar 2025 Limited Edition
Astron GPS Solar 2025 Limited Edition42mm
Astron GPS Solar 2026 Limited Edition
Astron GPS Solar 2026 Limited Edition41.2mm

3 colorways

Alternatives

01The connection engine

More like this.

Seiko Astron GPS Solar 2025 Limited Edition

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43.4mm · Quartz$2,900

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42mm · Solar$1,595

AVI-8 Hawker Harrier Matador Chronograph

AVI-8

Hawker Harrier Matador Chronograph

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Bremont Altitude Chronograph

Bremont

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Filippo Loreti Watches The Batmobile

Filippo Loreti Watches

The Batmobile

42mm · Mecaquartz$249

Oblvlo CM-T

Oblvlo

CM-T

42mm · Automatic$194

View all alternatives

02The community take

Owners talk.

“

Owners widely praise the Seiko Astron for its spectacular technology, self-sufficiency, and grab-and-go convenience, with one owner calling it the best watch they have ever had. Reviewers and owners highlight the detailed and well-managed dials, often with "Grand Seiko-esque" precision, and appreciate the comfortable, lightweight titanium construction. The solar-powered quartz movement with GPS time sync is a significant draw, offering accurate timekeeping. However, the price point of around €2250-€2400 is frequently cited as high for a quartz watch. Some owners note manual DST implementation, dependence on outdoor conditions or radio tower proximity for GPS sync, and sparse lume. One owner experienced the minute hand sitting slightly off and found the recessed buttons difficult to operate. Accuracy figures vary, with some reporting +/- 15 seconds per month without GPS, while others note autonomous quartz movement accuracy of up to 1/2 second per day.

Synthesized from 7 sources
Reddit·2↗
WatchUSeek·2↗
WatchCrunch·2↗
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On real wrists

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03The paper trail

04The discussion

Talk about the Seiko Astron.