Seiko Astron Day Display with Power Save Function SSH151J1

Movement

• Caliber Number 5X83
• Movement Type GPS solar
• Precision ±15 seconds per month (±1 second per day)
• Power reserve Operating for approx. 6 months (when fully charged), power save: approx. 2 years
• Jewels 14

Functions

• Overcharge prevention function
• Power save function
• Chronograph up to 12 hours in 1/20 second increments
• Perpetual calendar to the February 28, 2100
• World time function (38 cities)
• Dual-time function
• Day display
• Power reserve indicator
• Time transfer function (Switching between the main-dial and sub-dial)
• GPS signal reception function (Time zone adjustment, automatic time adjustment, manual time adjustment)
• Satellite acquisition status display function
• Reception result display function
• DST (Daylight Saving Time)
• Function to prevent the GPS signal reception (in-flight mode)
• Automatic hand position alignment function

Case/Band

• Case Material Titanium with ceramic/titanium bezel

Case Size

• Thickness:13.4mm
• Diameter:43.3mm
• Lug-to-lug:49.5mm
• Crystal Dual-curved 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

Features

• Allergy-safe metal
• Clasp with Smart Adjuster function
• Screw case back