Astron SSJ023J1 [PRE-ORDER]

The Seiko Astron SSJ023J1 is a sleek GPS solar watch built for precision and convenience. Powered by the 3X62 movement, it automatically adjusts to your time zone and runs for up to six months on a full charge—or two years in power-save mode.

It features a perpetual calendar, date display, and smart functions like satellite signal reception and in-flight mode. Housed in a 42mm case with a super-clear sapphire crystal, LumiBrite accents, and a smart-adjuster clasp, it’s designed for clarity, comfort, and life on the go.

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 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

Distance between lugs

14

Other Details

Water Resistance

10 bar

Magnetic Resistance

4,800 A/m

Weight

107.0

Features

• Against an allergic reaction to nickel
• Clasp with Smart Adjuster function
• Screw case back