Specifications - Citizen C390 Instruction Manual

18. Specifications

1. Caliber No.: C390-00A
2. Type: Combination watch
3. Accuracy: Within ±20 seconds per month (when worn at normal
temperatures of +5°C to +35°C/41°F to 95°F)
4. Operating Temperature Range:
Watch operating temperature range: 0°C to +55°C (32°F to 131°F)
5. Display Functions:
Analog • Time: Seconds, minutes, hours, 24 hours, UTC minutes, UTC
hours, mode
Digital • Time: Seconds, minutes, hours, city name, daylight savings time,
A/P
• Calendar: Month, date, day, city name
• Alarm 1: Hours, minutes, A/P, city name, ON/OFF
• Alarm 2: Hours, minutes, A/P, city name, ON/OFF
• Alarm 3: Hours, minutes, A/P, city name, ON/OFF
• Chronograph: Chronograph hours, chronograph minutes,
chronograph seconds, chronograph 1/100
seconds, SPL, 24 hour measurement
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• Destination Timer: City name, remaining time until arrival, set
• Zone setting: City name (SET/OFF), daylight savings time
(ON/OF), display setting and cancellation for each
city, setting of ON/OF for daylight savings time for
each city
6. Additional Functions
• Switching between main time (analog) and sub-time (digital)
• Low battery warning function
• EL internal illumination function
7. Battery: 280-74 ; Battery Code: SR936W
8. Battery life: Approx. 2 years (when using the alarm 6 times/day, the
chronograph for 24 hours per measurement/week, the
destination timer once/week, and EL 6 times/1day)
* Specifications are subject to change without notice.
time, set month, day and year
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