CASIO "Singapore Army Watch" F-91W-1

Case size (L× W× H): 38.2 × 35.2 × 8.5 mm

Weight: 21g

Case and bezel material: Resin

Band: Resin Band

Water resistance: At least can wear it to swim in Tekong

Power supply and battery life: Approx. battery life: 7 years on CR2016