GPS Solar Dual-time function

- 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 function (39 time zones)

- Power save function

- Accuracy: +/-15 seconds per month (without receiving a GPS signal and at temperatures between 5°C and 35°C)

- Stainless steel case and bracelet with super-hard black coating.

- An extra-strength silicone strap is attached.

- Ceramic bezel 

- Dual-curved Sapphire crystal with super-clear coating

- Water resistance: 10 bar

- Magnetic resistance: 4,800 A/m

- Diameter: 41.4mm

- Easy adjust three-fold clasp with push button release

- The 1969 Quartz Astron 50th Anniversary Limited Edition: limited edition of 1,500