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102
Water resistance
WARNING
Water Resistance
• Refer to the watch dial and/or the case back for the indication of the water resistance of your
watch. The following chart provides examples of use for reference to ensure that your watch is
used properly. (The unit “1bar” is roughly equal to 1 atmosphere.)
• WATER RESIST(ANT) ××bar may also be indicated as W.R.××bar.
Water-related use
Minor
exposure to
water (washing
face, rain, etc.)
Swimming
and general
washing work
Skin diving,
marine sports
Scuba diving
using an air
tank
Saturation
diving using
helium gas
Operate the
crown or
button when
the watch
is wet
Name
Indication
Specification
Dial or Case back
Non water-resistant — Non water-resistant
NO NO NO NO NO NO
Everyday use water-resistant
watch
WATER RESIST Water-resistant to 3 atmospheres
OK NO NO NO NO NO
Upgraded everyday use water-
resistant watch
W. R. 5 bar Water-resistant to 5 atmospheres
OK OK NO NO NO NO
W. R. 10/20 bar
Water-resistant to 10 or 20
atmospheres
OK OK OK NO NO NO
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