Seiko Astron SAST003G

Movement

Caliber number

5X53

Type of movement

GPS solar energy

precision

±15 seconds per month (without receiving a GPS signal and at temperatures between 5°C and 35°C)

Power reserve

Operation approx. 6 months (when fully charged), power saving mode: approx. 2 years

Jewels

12

Features

Overload prevention function

Energy saving function

Perpetual calendar until February 28, 2100

World time function (39 time zones)

Dual-time function

Day display

Power reserve indicator

Time transfer function (switching between main and sub-dial)

GPS signal reception function (time zone adjustment, automatic time adjustment, manual time adjustment)

Satellite acquisition status display

Display function for reception results

Summer time (summer time)

Function to prevent GPS signal reception (in-flight mode)

Automatic hand position alignment function

Case/Bracelet

Housing material

Titanium (super hard coating)

Case size

Thickness: 12.2mm Diameter: 42.7mm Lug-to-Lug: 48.0mm

Crystal coating

Super clear coating

LumiBrite

Lumibrit on hands and indices

brace

Triple clasp with push button release

Distance between lugs

14mm

Miscellaneous

Water resistance

10bars

Weight

105.0g

Features

LIMITED EDITION on the case back

Serial number engraved on the case back

Allergy-safe metal

Clasp with Smart Adjuster function

Screwed case back