iwc IW5111, Руководство по эксплуатации

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T H E T E C H N I C A L R E F I N E M E N T S O F T H E
P O R T O F I N O H A N D - W O U N D P U R E C L A S S I C
Your IWC watch shows you the time in hours and minutes, to­
gether with the power reserve on the side facing the movement.
The hand­wound mechanical movement, which is timed in five po­
sitions, with a temperature­compensating balance spring made of
Nivarox
®
* of the highest quality and an unbreakable Nivaflex
®
* main­
spring, has a power reserve of approximately 8 days (192 hours)
when fully wound. Your Portofino Hand­Wound Pure Classic is
protected by a sapphire glass of hardness grade 9 on Mohs’ scale.
Your watch is water­resistant 3 bar. To ensure that this extraordi­
nary watch continues to perform faultlessly in the future, it is es­
sential to observe a few important operating instructions.
P O R T O F I N O H A N D - W O U N D P U R E C L A S S I C