The Casio G‑Shock GM‑2100‑1A blends rugged design with contemporary flair, featuring a polished stainless‑steel bezel paired with a resilient resin case and strap for a lightweight yet durable wrist presence. Designed for performance, it offers shock resistance, 200‑meter water resistance, an analog‑digital display, world time across 31 time zones, stopwatch and countdown timer functions, and a double‑LED Super Illuminator for easy readability in low light. With a slim profile at roughly 49.3 × 44.4 × 11.8 mm and weighing about 72g, it delivers premium materials and advanced functionality while maintaining wearable comfort.

• Metal‑Covered Shock Structure: Built with a stainless‑steel bezel and a glass‑fibre‑reinforced resin inner case, this watch delivers superior resistance to impact and deformation for rugged performance.
• 200‑Meter Water Resistance: Designed to handle recreational swimming and surface water sports, this model offers reliable water protection rated up to 200 meters, making it both sporty and dependable.
• Dual Time & World Time Modes: Track time across different regions effortlessly with support for 31 time zones (48 cities + UTC) and daylight saving adjustment options—ideal for travel or global schedules.
• Double LED Illumination: Equipped with Super Illuminator double LEDs for the analog face and digital display, with selectable illumination duration and after‑glow, enabling clear readability in low‑light conditions.
• Slim & Lightweight Design: Measuring about 49.3 × 44.4 × 11.8 mm and weighing approximately 72 g, this analog‑digital hybrid maintains modern functionality while offering a comfortable fit on the wrist.
• Metal‑Covered Shock Structure: Built with a stainless‑steel bezel and a glass‑fibre‑reinforced resin inner case, this watch delivers superior resistance to impact and deformation for rugged performance.
• 200‑Meter Water Resistance: Designed to handle recreational swimming and surface water sports, this model offers reliable water protection rated up to 200 meters, making it both sporty and dependable.
• Dual Time & World Time Modes: Track time across different regions effortlessly with support for 31 time zones (48 cities + UTC) and daylight saving adjustment options—ideal for travel or global schedules.
• Double LED Illumination: Equipped with Super Illuminator double LEDs for the analog face and digital display, with selectable illumination duration and after‑glow, enabling clear readability in low‑light conditions.
• Slim & Lightweight Design: Measuring about 49.3 × 44.4 × 11.8 mm and weighing approximately 72 g, this analog‑digital hybrid maintains modern functionality while offering a comfortable fit on the wrist.