Casio CasiOak FULL METAL 2100 Series

Specification	Details
Model	Casio G-Shock Full Metal 2100 Series (e.g., GM-B2100D, GM-B2100BD, GM-B2100GD)
Case Size	49.8 mm × 44.4 mm
Case Thickness	12.8 mm
Case Material	Full stainless steel (brushed and polished finish)
Bezel	Fixed stainless steel bezel, part of the monocoque structure
Water Resistance	200 meters (20 bar), suitable for professional-level water activities
Crystal	Mineral glass for impact and scratch resistance
Movement	Tough Solar-powered quartz movement with Bluetooth connectivity
Functions	- Smartphone Link via Bluetooth for auto time adjustment and settings
	- World Time (38 time zones, 38 cities)
	- Stopwatch (1/100 second)
	- Countdown Timer
	- 5 Daily Alarms
	- Battery Level Indicator
	- Fully Automatic Calendar (to 2099)
	- LED Backlight (Super Illuminator)
Battery	Tough Solar (light-powered, battery life without charging ~7 months in power-saving mode)
Lume	Neobrite-coated hands and markers with Super Illuminator (double LED)
Strap	Integrated stainless steel bracelet with a fold-over clasp
Weight	Approx. 165 grams, solid but comfortable for daily wear
Colors	- GM-B2100D: Silver stainless steel
	- GM-B2100BD: Black Ion-Plated (IP) stainless steel
	- GM-B2100GD: Gold Ion-Plated (IP) stainless steel

Description:

The G-Shock Full Metal 2100 Series—commonly nicknamed the "Full Metal CasiOak"—elevates the iconic octagonal design with a premium stainless steel build. It retains the rugged durability and shock resistance G-Shock is known for while adding an upscale, modern aesthetic. Powered by Tough Solar and enhanced with Bluetooth connectivity, it offers high-tech features such as smartphone synchronization and precise timekeeping.

Its slim 12.8 mm profile makes it one of the most wearable G-Shocks, and its water resistance and robust construction ensure it’s ready for any adventure. Whether in silver, black, or gold, the Full Metal 2100 Series is a versatile and stylish choice for both casual and formal settings.