Additional Information

Manufacturer	Casio
Model Number	GW6900F-7
Gender	Mens
Display	Analog Analog An Analog refers to the type of dial. Typically an analog watch has an Hour, Minute and Second Hand markers.
Movement	Quartz Quartz A quartz movement, usually the most accurate type of movement, uses a battery for its power source.
Crystal	Mineral Mineral Hardened crystal or glass that gives a protective barrier. There are multiple variations but most are scratch resistant and durable.
Case Material	Resin
Case Color	White
Case Diameter	45mm Case Diameter The full width of the watch case, all the way across from left to right. General sizing: < 20mm: A small, women's sized watch. 21mm - 30mm: A women's or small unisex sized watch. 31mm - 40mm: A large women's or unized sized watch. < 40mm: A large men's or unisex sized watch.
Case Thickness	15mm
Band Width	21mm
Band Color	White
Band Type	Rubber Strap
Dial Color	Red
Warranty	One-year
Water Resistance	200m Water Resistance 200m water resistance means this watch is suitable for diving, but not deep sea use.

• Multi-Band Atomic Timekeeping (US, UK, Germany, Japan, China)
• Receives time calibration radio signals which keep the displayed time accurate
• Auto receive function (up to 6 times per day/up to 5 times per day for China)
• Manual receive function
• Signal: US WWVB, UK MSF, Germany DCF77, Japan JJY40/JJY60, China BPC
• Frequency: US 60kHz, UK 60kHz, Germany 77.5kHz, Japan 40/60kHz, China BPC 68.5kHz
• Tough Solar Power
• Shock Resistant
• 200M Water Resistant
• Full Auto EL Backlight with Afterglow
• World Time
• 31 times zones (48 cities + UTC), city code display, daylight saving on/off
• 4 Daily alarms and 1 Snooze Alarm
• Hourly time signal
• 1/100 second stopwatch
• Measuring capacity: 23:59'59.99"
• Measuring mode:
• Elapsed time
• Split time
• 1st-2nd place times
• Countdown Timer
• Measuring unit: 1 second
• Input range: 1 minute to 24 hours (1-minute incremants and 1-hour increments)
• Full auto-calendar (pre-programmed until the year 2099)
• 12/24 hour formats
• Button operation tone on/off
• Accuracy: +/- 15 seconds per month (with no signal calibration)
• Storage battery: Solar rechargeable battery
• Battery power indicator
• Power saving function
• Approx. battery life: 9 months on full charge (without further exposure to light)
• Module: 3179

Casio watches are well known for the wide variety and innovation of its wristwatches. It was one of the earliest manufacturers of quartz crystal watches, both digital and analog. Casio was one of the first manufacturers of watches that could display the time in many different time zones and of watches with temperature, atmospheric-pressure, altitude, and even GPS position displays.