Astron SSJ029J1 GPS Solar 2025 Limited Edition
Description
Limited edition of 1,500 pieces

The Seiko Astron SSJ029J1 is a sleek GPS solar watch designed for precision and global ease. Limited to 1,500 pieces, it features the 3X62 movement with ±15 seconds monthly accuracy and a 6-month power reserve.
Its 42mm titanium case is paired with a sapphire crystal and LumiBrite accents for clarity and visibility. With GPS time zone adjustment, perpetual calendar, and power reserve indicator, it’s built for smart functionality. A screw-down case back engraved with its serial number and a smart-adjuster clasp add comfort and exclusivity to this refined travel-ready timepiece.
Movement
Caliber Number: 3x62
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: 10
Functions:
- Overcharge prevention function power save function perpetual calendar to the february 28
- 2100 power reserve indicator gps signal reception function (time zone adjustment
- Automatic time adjustment
- Manual time adjustment) satellite acquisition status display function reception result display function function to prevent the gps signal reception (in-flight mode) automatic hand position alignment function date display
Case/Band
Case Material: Titanium (super-hard coating)
Thickness: 12 mm
Diameter: 42 mm
Lug-To-Lug: 47.9 mm
Crystal: Sapphire crystal
Crystal Coating: Super-clear coating
Clasp: Three-fold clasp with push button release
Bracelet Length: 200.0
Distance Between Lugs: 14
Other Details
Magnetic Resistance: 4,800 a/m
Weight: 107 g
Features:
- Limited edition on the case back serial number engraved on the case back against an allergic reaction to nickel clasp with smart adjuster function screw case back lumibrite on hands and index(es)
Any purchase through our SEIKO Online Store has a 3-year guarantee.
