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

Product Overview
The Casio G-Shock GM-B2100PC-1AJF is a full-metal analog-digital timepiece featuring a striking rainbow-colored bezel and band details. It delivers rugged G-Shock durability with solar charging, Bluetooth smartphone sync, and precision timekeeping across multiple time zones.

Key Features

• Rainbow Color Design
  Unique multicolor accent bezel and dial with full stainless steel case for a bold, standout look.

• Solar-Powered Movement
  Tough Solar technology provides up to 7 months of operation on full charge, or 18 months in power-saving mode.

• Bluetooth Time Correction
  Connects to your smartphone for automatic time syncing, world time settings, and app-based controls.

• World Time Display
  Supports 38 cities + UTC, with automatic daylight saving and home time swap features.

• Stopwatch & Timer

  • Stopwatch: 1/100 second (under 1 hour), 1-second (over 1 hour), 24-hour capacity with lap/split

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

• 5 Daily Alarms & Hourly Time Signal
  Stay on track with multiple alarm functions and optional hourly chime.

• Dual LED Light (Super Illuminator)
  Separate LED lighting for both dial and LCD screen, with adjustable afterglow (1.5 or 3 seconds).

• Smart Display Features

  • Power-saving mode (displays and hands pause in the dark)

  • Battery indicator

  • Fully automatic calendar

  • Hand retraction for LCD visibility

  • 12/24-hour format switch

  • Date format (month/day) switching

  • Day of the week in 6 languages: English, Spanish, French, German, Italian, Russian

• Accuracy
  ±15 seconds/month without smartphone sync

Specifications

• Model: GM-B2100PC-1AJF

• Case Size: 49.8 × 44.4 × 12.8 mm

• Weight: 165g

• Case & Band Material: Stainless steel

• Water Resistance: 20 ATM (200 meters)

• Movement: Solar-powered quartz with Bluetooth

• Light: Dual white LED (dial + LCD)

Package Includes

• Casio G-Shock GM-B2100PC-1AJF Watch

• Casio branded box

• Instruction manual