Seiko Astron GPS Solar Dual-Time Chronograph (5X83)

The Seiko Astron GPS Solar Dual-Time Chronograph (5X83) is a current-production chronograph watch with a titanium (super-hard coating) case, finished with super-hard coating. It is priced under the $3,381.25 median for the category. It ships on a matching titanium bracelet rather than a strap.

1 official photo · reader photos welcome

Price

$2,500

Material

Titanium

Grade / type

Titanium (super-hard coating)

Water resistance

100 m

Reference

SSH159

Type

Chronograph

Case diameter

42.0 mm

Thickness

12.4 mm

Lug-to-lug

49.5 mm

Origin

Japan

Movement

GPS solar quartz chronograph

Caliber

5X83

Power reserve

6 months (full charge)

Complications

Chronograph, GMT, Date

Colour

Grey

Surface treatment

Super-hard coating

Finish technology

Surface hardening

Nickel-free

Unconfirmed (contact-point materials not all confirmed)

Bracelet / strap

Titanium H-link bracelet, super-hard coating

Matching bracelet

Standard

Crystal

Sapphire

Display back

No

Dial

White (SSH159), blue (SSH161), black (SSH163)

Dial colours

Black White Blue

Availability

Offered

Status

Current

Not published

Weight, Hardness, Construction, Caseback, Lume

Medium confidence Verified Jul 2026 Source: Seiko (Astron SSH159)

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