Casio G-Shock GM6900B-4 watch with a 53.9 × 49.7 mm case, digital display. Red dial, black case and red resin band. Features: 1/100-second stopwatch, countdown timer, full auto-calendar to 2099 and electro-luminescent backlight. Mineral glass, water resistant to 200 m, shock resistant; battery life of about 2 years. Delivered in its Casio box, with the manufacturer's warranty.