Seiko Astron GPS Solar Dual-Time. GPS controlled time and time zone adjustment. Dual-Time. Perpetual calendar. World time in 39 time zones. Blue dial inside stainless steel case on bracelet. Sapphire crystal.
Bit of History:
Astron is the name given by Seiko to the first quartz watch ever made in 1969.
Movement:
Seiko Caliber 5X53.
Functions:
- GPS controlled time and time zone adjustment
- Dual-Time with AM/PM indication
- Perpetual calendar correct to the year 2100
- Automatic DST adjustment function
- High Speed Time Zone Adjustment
- Time Transfer Function
- Signal reception result indication
- World time functioni39 time zonesj
- Power save function
- Accuracy: +/-15 seconds per monthiwithout receiving a GPS signal
and at temperatures between 5‹C and 35‹Cj
.
Case:
Solid AISI 316L Stainless steel. Combination satin/polished finish.
Crystal:
Sapphire. Seiko's proprietary super clear, anti-reflective coating.
Dial:
Blue color. Luminous ( radiation-free LumiBrite ) hour markers. Applied polished steel tone markers.
Hands:
Steel color. LumiBrite radiation-free luminous filled.
Case Back:
Screw-down style ( threaded ).
Band:
Solid AISI 316L stainless steel. Combination satin/polished finish.
Clasp:
Tri-fold, Sport style, with spring release.
Water Resistance:
100m/330ft /10atm.
Case Size:
41.50mm. 13.00mm.
Other:
Magnetic resistance: 4,800 A/m.
Warranty:
3 YEARS Manufacturer's Warranty.