Specifications, City code table, Operation guide 3163 – G-Shock G-7800-1 User Manual
Page 5: Specifi cations
Operation Guide 3163
5
Specifi cations
Accuracy at normal temperature: ±15 seconds a month
Timekeeping: Hour, minutes, seconds, a.m./p.m., year, month, day, day of the week
Time format: 12-hour and 24-hour
Calendar system: Full Auto-calendar pre-programmed from the year 2000 to 2099
Other: Home City code (can be assigned one of 31 city codes); Daylight Saving
Time (summer time)/Standard Time
Custom Memo: 14 characters × 2
World Time: 31 cities (31 time zones)
Other: Daylight Saving Time/Standard Time
Countdown Timer
Setting unit: 1 second
Countdown unit: 1 second
Countdown range: 24 hours
Selection of One-time Timer, Countdown/Count Up Timer, or Auto Repeat Timer
Stopwatch
Measuring unit: 1/100 second
Measuring capacity: 99 days, 23:59'59.99''
Measuring modes: Elapsed Time, Split Times, Two Finishes
Alarm
5 multi-function* alarms: four one-time alarms; one snooze alarm
* Four patterns (daily, once, weekend, weekday)
Hourly Time Signal*
* Start and stop time specifi cation. Three patterns (daily, weekend, weekday)
Illumination: EL (electro-luminescent panel); Auto Light Switch
Other: Button operation tone on/off; Flash alert; Auto Display
Battery: One lithium battery (Type: CR2025)Approximately 5 years on type CR2025 (10
seconds of alarm operation per day, 1.5 seconds of illumination per day)
City Code Table
City Code
City
UTC Offset/
GMT Differential
PPG
Pago Pago
–11
HNL
Honolulu
–10
ANC
Anchorage
–9
LAX
Los Angeles
–8
DEN
Denver
–7
CHI
Chicago
–6
NYC
New York
–5
SCL
Santiago
–4
YYT
St. Johns
–3.5
RIO
Rio De Janeiro
–3
FEN
Fernando de Noronha
–2
RAI
Praia
–1
UTC
0
LON
London
PAR
Paris
+1
CAI
Cairo
+2
JED
Jeddah
+3
THR
Tehran
+3.5
DXB
Dubai
+4
KBL
Kabul
+4.5
KHI
Karachi
+5
DEL
Delhi
+5.5
KTM
Kathmandu
+5.75
DAC
Dhaka
+6
RGN
Yangon
+6.5
BKK
Bangkok
+7
HKG
Hong Kong
+8
TYO
Tokyo
+9
ADL
Adelaide
+9.5
SYD
Sydney
+10
NOU
Noumea
+11
WLG
Wellington
+12
• Based on data as of March 2008.
• The rules governing global times (UTC offset and GMT differential) and summer time are determined by
each individual country.