Specifications

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Examples of use
For correct use within the design limits of the watch, confirm the level of water-
resistance of your watch, as indicated on the dial and case, and consult the table.
Moderate exposure
to water (washing,
kitchen work,
swimming, etc.)
Marine sports
(skin diving)
Scuba diving
(with air tank)
Operation of the
crown or button with
moisture visible
NO
OK
OK
NO
NO
OK
NO
NO
NO
NO
NO
NO
10. Precautions
CAUTION:
Water-resistance performance
There are several types of water-resistant watches, as
shown in the following table.
The unit “bar” is roughly equal to 1 atmosphere.
*WATER RESIST(ANT) xx bar may also be indicated
as W.R. xx bar.
Indication
Dial
Case(Case back)
Specification
WATER RESIST
or no indication
WA 50 or WATER
RESIST 50
WR 100/200 or
WATER RESIST
100/200
WATER
RESIST(ANT)
WATER RESIST(ANT)
5 bar or
WATER RESIST(ANT)
WATER RESIST(ANT)
10 bar/20 bar or
WATER RESIST(ANT)
Water-resistant to
3 atmospheres
Water-resistant to
5 atmospheres
Water-resistant to
10/20 atmospheres
Minor exposure to water
(washing face, rain, etc.)
OK
OK
OK