Seiko - Watch - Astron - Limited Edition

SSH157J1 - Seiko - Astron - Men's Watch - Limited Edition of 1,500 pieces - GPS Solar Movement - Date display - Date display - Blue dial - Case: 43.3 mm - Sapphire crystal - Water resistance 10 ATM - 2-year warranty

Limited Edition: 1180/1500

Movement

- Caliber number: 5X83
- Movement type: GPS Solar
- Accuracy: ± 15 seconds per month (without GPS signal reception and at temperatures between 5 and 35 °C)
- Duration: Runs for approximately 6 months (fully charged), in power-saving mode: approximately 2 years
- Number of jewels: 14

Functions:

- Overcharge prevention function
- Power-saving function
- Chronograph to the twentieth of a second up to 12 hours
- Perpetual calendar until February 28, 2100
- World Time function (38 cities)
- Dual time zone function
- Day display
- Power reserve display
- Satellite data acquisition status display function
- Reception result display function
- DST Daylight saving time
- Automatic hand position alignment function

Case/Bracelet

- Case material: Titanium (scratch-resistant coating) with ceramic bezel
- Case dimensions: Thickness:13.4mm - Diameter:43.3mm - Lug-to-lug:49.5mm
- Crystal material: Domed sapphire crystal, convex on the outside and curved on the inside
- Crystal coating: Super-clear coating
- LumiBrite: LumiBrite hands and indices
- Clasp: Folding clasp with push-button release
- Lug width: 14

Other details

- Water resistance: 10 bar
- Magnetic resistance: 4,800 A/m
- Weight: 117.0

Features :

- "LIMITED EDITION" engraved on the case back
- Serial number engraved on the case back
- Screw-down case back