CASIO G-SHOCK GMW-B5000D-1DR

The Casio G-Shock GMW-B5000D-1DR is a full-metal, Tough Solar, radio-controlled watch with Bluetooth connectivity, based on the classic G-Shock square design. The "-1DR" suffix indicates it is the domestic market model in silver stainless steel, with a positive LCD display. 
Core specifications: 

• Dimensions (L × W × H): 49.3 × 43.2 × 13.0 mm.
• Weight: 167 g.
• Case and bezel material: Stainless steel.
• Band: Stainless steel with a one-touch 3-fold clasp.
• Construction: Shock-resistant.
• Water resistance: 200-meter (20 bar) water resistance.
• Back plate: Screw-lock back with a DLC (diamond-like carbon) coating for enhanced wear resistance.
• Glass: Mineral glass.
• LCD type: STN-LCD, offering high contrast and a wide viewing angle. 

• Power supply: Powered by Tough Solar technology, which uses solar energy to charge the battery.
• Time adjustment: Automatic time synchronization via two methods:
  • Multi-Band 6: Reception of time calibration signals from six transmitters around the world.
  • Mobile Link: Bluetooth® connectivity to a smartphone app for automatic time updates, easy watch settings, and other app-related functions.
• Illumination: LED backlight with a Super Illuminator feature. Includes full auto LED light and selectable illumination duration (2 or 4 seconds).
• World Time: Features 39 time zones (39 cities + coordinated universal time) with daylight saving on/off and auto summer time (DST) switching.
• Alarms: 5 daily alarms, including one with a snooze function.
• Stopwatch: 1/100-second stopwatch.
• Timer: Countdown timer with a 24-hour range.
• Calendar: A full auto-calendar that is pre-programmed until the year 2099.
• Other features:
  • 12/24-hour format.
  • Power Saving function.
  • Low battery alert.
  • Button operation tone on/off.
  • Day display available in six different languages.