Astron SSH117J1 5X Dual Time Limited Edition
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Description
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The Seiko Astron SSH117J1 5X Dual Time Limited Edition is a travel-ready GPS solar watch that blends advanced technology with sleek design.
Powered by the Caliber 5X53, it stays accurate within ±15 seconds per month and runs for about six months on a full charge, with a two-year reserve in power-save mode.
It offers world time across 39 zones, dual-time display, a perpetual calendar accurate to 2100, and automatic GPS signal reception for effortless time zone adjustment. Crafted from lightweight titanium with a super-hard coating, the 43.1 mm case is paired with a sapphire crystal featuring super-clear coating for excellent legibility.
Explore more of the Seiko Astron collection or view more timepieces here.
Movement
Caliber Number: 5X53
Movement Type: GPS solar
Precision: ±15 seconds per month (without receiving a GPS signal and at temperatures between 5°C and 35°C )
Power Reserve: Operating for approx. 6 months (when fully charged), power save: approx. 2 years
Jewels: 12
Functions: Overcharge prevention function Power save function Perpetual calendar to the February 28, 2100 World time function (39 time zones) Dual-time function Day display Power reserve indicator Time transfer function (Switching between the main-dial and sub-dial) GPS signal reception function (Time zone adjustment, automatic time adjustment) Satellite acquisition status display function Reception result display function DST (Daylight Saving Time) Function to prevent the GPS signal reception (in-flight mode) Automatic hand position alignment function
Case/Band
Case Material: Titanium (super-hard coating)
Thickness: 12.2 mm
Diameter: 43.1 mm
Lug-to-lug: 48 mm
Crystal: Sapphire crystal
Crystal Coating: Super-clear coating
Clasp: Three-fold clasp with push button release
Distance between lugs: 14
Other Details
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