Astron SSJ029J1 GPS Solar 2025 Limited Edition

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)

Case Size

Thickness:12.0mm
Diameter:42.0mm
Lug-to-lug:47.9mm

Crystal

Sapphire crystal

Crystal Coating

Super-clear coating

LumiBrite

LumiBrite on hands and index(es)

Clasp

Three-fold clasp with push button release

Bracelet Length

200.0

Distance between lugs

14

Other Details

Water Resistance

10 bar

Magnetic Resistance

4,800 A/m

Weight

107.0g

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