Additional Information

Manufacturer	Casio
Model Number	DW6900HM-2
Gender	Mens
Display	Digital Digital A digital watch features an LED or LCD display, where time is kept with a Quartz Movement.
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	Blue
Case Diameter	51mm 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	16.3mm
Band Color	Blue
Band Type	Rubber Strap
Dial Color	Silver
Warranty	One-year
Water Resistance	200m Water Resistance 200m water resistance means this watch is suitable for diving, but not deep sea use.

Shock Resistant
200 Meter Water Resistant
EL Backlight with Afterglow
Multi-function Alarm
Hourly Time Signal
Flash Alert
Flashes with buzzer that sounds for alarm, hourly time signal, countdown timer time-up alarm
1/100 Second Stopwatch
Measuring capacity: 00'00"00-59'59"99 (for the first 60 minutes)
1:00'00-23:59'59 (after 60 minutes)
Measuring Unit: 1/100 second (for the first 60 minutes)
1 second (after 60 minutes)
Measuring modes: Elapsed time, split time, 1st-2nd place times
Countdown Timer
Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 second to 24 hours
(1-second increments, 1-minute increments and 1-hour increments)
Other: Auto-repeat
Full auto-calendar (pre-programmed until the year 2099)
12/24 Hour Formats
Accuracy: +/- 15 seconds per month
Battery: CR2016
Approx. battery life: 2 years

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.