Description
The Casio G-Shock GBA-900UU-5ADR (cataloged within G-Shock’s athletic G-Squad lineup) is a specialized analog-digital fitness timepiece engineered with advanced activity-tracking capabilities, rugged outdoor versatility, and legendary 200-meter shock resistance. Designed for runners, urban athletes, and fitness enthusiasts, this model blends high-performance training utility with a versatile, earthy urban-utility brown aesthetic. Built around a robust resin case measuring 51.3 × 48.9 mm in diameter and 16.6 mm in thickness, the watch offers a commanding wrist presence while maintaining a comfortable weight of 61 grams. It is secured by a durable brown resin band fastened with a classic pin buckle.
The defining visual centerpiece of this GBA-900UU-5ADR reference is its clean black analog-digital hybrid dial paired with contrasting white hands and index markers, supported by an Auto LED backlight (Super Illuminator) for effortless legibility in low-light or nighttime conditions. Dial and digital display protection is provided by a tough mineral glass crystal that reliably shields the face against impacts, scratches, and daily wear.
Engineered for rigorous training, running metrics, and aquatic adventures, the timepiece features a certified 20-bar (200-meter) water resistance rating and a built-in step tracker that logs daily steps, calories burned, and distance measurements using an internal acceleration sensor. Operating via Bluetooth Mobile Link connectivity, the watch pairs seamlessly with the Casio Watches smartphone app for auto time correction, training log management, interval timer settings, and smartphone GPS distance adjustments. Comprehensive multi-function features include a 1/100-second stopwatch with lap/split memory, interval countdown timers, dual time with home-city swapping, five daily alarms, and a hand-shift feature that temporarily moves physical hands out of the way of digital readouts. Blending iconic G-Shock toughness, advanced Bluetooth fitness tracking, and a stylish utility brown colorway, the Casio G-Shock GBA-900UU-5ADR stands out as an exceptional, high-utility sports watch built for active lifestyles.
