Casio Duo Solar Black Case Watch

A solar-powered, 100-meter water-resistant watch inspired by the design of aircraft instrument panels.

The round, flat bezel is paired with indexes and watch hands in white for easy-to-read visibility. The handy LCD at the 6 o’clock position displays the date, day, and world time.

Case size (L× W× H)
52.5 × 50.1 × 12.7 mm

Weight
46 g

Case and bezel material
Resin

Band
Resin Band

Water resistance
100-meter water resistance

Power supply and battery life
Solar powered

Exterior

Glass
Resin Glass

Compatible band size
145 mm to 215 mm

Watch Features

World time
31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping

Stopwatch
1/100-second stopwatch
Measuring capacity: 59'59.99''
Measuring modes: Elapsed time, lap time, split time

Timer
2 countdown timers
Can be used during interval training that alternates between two different paces.
Measuring unit: 1 second
Input range: 00'05'' to 99'55''
(1-minute increments and 5-second increments)
Other: Auto-repeat (number of repeats settable from 1 to 10)

Alarm/hourly time signal
5 daily alarms
Hourly time signal

Light
LED light
Selectable illumination duration (1.5 seconds or 3 seconds), afterglow

Light colour
LED:Amber

Calendar
Full auto-calendar (to year 2099)

Mute feature
Button operation tone on/off

Energy saving feature
Power Saving (display goes blank to save power when the watch is left in the dark)

Battery display/alert
Battery power indicator

Run time
Approx. battery operating time:
10 months on rechargeable battery (operation period with normal use without exposure to light after charge)
23 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)

Accuracy
Accuracy: ±30 seconds per month

Other features
12/24-hour format
Regular timekeeping:
Analog: 2 hands (hour, minute (hand move every 20 seconds))
Digital: Hour, minute, second, pm, month, day, 6-language day of the week indicator (English, Portuguese, Spanish, French, German, Italian)