Casio Edifice EF-539 Watches

Important Information


Feedback from users *accumulated information from our own comments and emails, forum threads, socials, reviews, etc.

PROs
+ looks great and is made from good materials
+ great value for the dollar
+ operates without error
+ the adjustable band is quite substantial with a quality double safety closure
+ it is very comfortable to wear and it keeps perfect time

CONs
– no backlight so that the watch can be seen at night or in dark places such as movie theaters
– little heavy


EF-539 Model Range *may be updated


The most distinctive specs of EF-539 *Editorial
— 100-meter water resistance
(good for swimming but not for deep diving)
— Speed Indicator (Measurement of a lap time calculates and displays an average speed value based on a circuit distance you specify using the smartphone app)
— Stopwatch (Measuring capacity: 11:59’59; Measuring mode: Elapsed time)
— Date display (adjustable, 31 days or easy manual correction)
Solid Band (the band is made of solid steel elements)


Official EF-539 Specs / Features *for base version EF-539D-1A5V

  • Case / bezel material: Stainless steel
  • Solid Band
  • Double-lock, 1-press, 3-fold Clasp
  • Stainless Steel Band
  • Mineral Glass
  • Tachymeter
  • Screw Lock Back
  • Partial ion plated
  • 100-meter water resistance
  • 1-second stopwatch
    Measuring capacity: 11:59’59
    Measuring mode: Elapsed time
  • Date display
  • Regular timekeeping
    Analog: 3 hands (hour, minute, stopwatch seconds),
    3 dials (timekeeping second, stopwatch hours, stopwatch minutes)
  • Accuracy: ±20 seconds per month
  • Approx. battery life: 2 years on SR927W
  • Size of case : 53.5×48.5×11.5mm
  • Total weight : 198g

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