National Geographic NG712 SERIES Instruction Manual Download Page 6

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WATCH SPECIFICATIONS

Movement caliber: OS62 Diameter: 30.80 mm Height: 4.13 mm

Battery: Silver oxide SR927W or equivalent

Battery life: Approximately two years, assuming 60 minutes chronograph
operation a day

Chronograph: 1/20 second basis, up to 11 hours, 59 minutes, and 59
seconds. 1/20 second retrograde demo: 60 seconds

- Power cell-saving reset mechanism

- Overloading compensation device

- Digital frequency control for time adjustment

Water-resistance: 20 ATM, 200 m

Summary of Contents for NG712 SERIES

Page 1: ...WATCH COLLECTION NG712 SERIES INSTRUCTION MANUAL...

Page 2: ......

Page 3: ...he second hand stops at 0 position Turn the crown to set the hour and minute hands When the crown is pushed back to the normal position the small second hand begins to run Screw down crown when finish...

Page 4: ...chronograph 1 20 second hand is engaged The chronograph can be started and stopped each time button A is pressed The chronograph 1 20 second hand stops at the 0 second position 60 seconds after starti...

Page 5: ...h 1 20 second hand to the 0 position The chronograph hands can be advanced rapidly by continuously pressing buttons A or B Once the hands have been zeroed reset the time and return the crown to its no...

Page 6: ...fe Approximately two years assuming 60 minutes chronograph operation a day Chronograph 1 20 second basis up to 11 hours 59 minutes and 59 seconds 1 20 second retrograde demo 60 seconds Power cell savi...

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