Casio G-Shock GM-B2100PC-1AJF Full Metal Rainbow Solar Bluetooth Watch

Product Overview
The Casio G-Shock GM-B2100PC-1AJF features a bold rainbow-accented bezel and a full-metal body inspired by the original G-Shock design. This digital-analog hybrid timepiece combines a vibrant style with modern technologies like solar charging, Bluetooth connectivity, and dual LED illumination.

Key Features

• Solar-Powered Movement
  Tough Solar technology powers the watch for up to 7 months (or 18 months in power-saving mode) without needing a battery change.

• Bluetooth Time Sync
  Automatically updates the time by connecting to your smartphone via the G-Shock app. Also allows world time settings and more.

• World Time
  Displays time in 38 cities across 38 time zones with UTC, daylight saving auto-adjustment, and home city swapping.

• Stopwatch & Timer

  • Stopwatch: 1/100 second for under 1 hour, 1-second for up to 24 hours, with lap/split time

  • Timer: 1-second units, up to 60 minutes

• 5 Alarms & Hourly Time Signal
  Includes 5 programmable alarms and an optional hourly chime.

• Dual LED Light
  Equipped with Super Illuminator LEDs for both the analog dial and LCD screen, with 1.5 or 3-second afterglow options.

• Display & Energy Features

  • Power saving mode turns off display and hand movement in dark environments

  • Battery indicator and warning display

  • Hand retraction function for clear LCD reading

  • Fully automatic calendar

  • 12/24-hour format switching

  • Date format switching (month/day)

  • Day of the week display in 6 languages (English, Spanish, French, German, Italian, Russian)

• Accuracy
  ±15 seconds per month when not synced with Bluetooth

Specifications

• Model: GM-B2100PC-1AJF

• Case Size: 49.8 × 44.4 × 12.8 mm

• Weight: 165g

• Material: Stainless steel case and band

• Water Resistance: 20 ATM (200 meters)

• Movement: Solar-powered quartz with Bluetooth connectivity

• Light: Dual white LED for dial and LCD

Package Includes

• Casio G-Shock GM-B2100PC-1AJF watch

• Casio branded box

• Instruction manual