Casio G-Shock Men's 52mm GA400-7A Duo Chronograph Resin Watch - White/Black

If you're looking for a sporty yet stylish watch that can do it all, you can't go past Casio G-Shock! A big rotary switch at 3 o'clock adds to the dynamic design and also enables intuitive operation of various functions. Plus, the LED illumination system allows easy viewing even in the dark where the overall functionality and impressive durability of this watch is sure to impress. 


  • Casio G-Shock watches
  • For men 
  • Model no.: GA400-7A
  • Movement: Chronograph 
  • Dial colour: Black
  • Band colour: White
  • Case colour: White
  • Case material: Resin
  • Band material: Resin 
  • Band measurement (approx. mm):
    • Width: 27
    • Length (including the face): N/A
  • Case diameter (approx. mm, includes casing): 52
  • Case thickness (approx. mm): 21
  • Clasp type: Buckle 
  • Water resistance: 20 BAR
  • Alarm: 5 daily alarms with 1 snooze 
  • World time: 31 time zones (48 cities + coordinated universal time), one-touch UTC time zone, dayLight saving on/off, Home city/World time city swapping
  • LED light: Auto Light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow
  • Stopwatch & accuracy: 1/100-second stopwatch ±15 seconds per month
  • Calendar: Full auto calendar
  • Shock resistant 
  • Battery life: Approx. 3 years on SR927W x 2 
  • Packaged in official G-Shock tin - ready for gifting! 
  • Country of origin: Thailand 
A Bit About The Brand / More Info

Casio has been crafting timeless designs for decades. Renowned for their combination of flair and versatility, Casio wrist watches are perfect for anyone who requires unique functionality to go.