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• Upgraded water-resistance for daily use (to 5 atmospheres) means that the watch may be worn
while swimming, but is not to worn while skin diving.
• Upgraded water-resistance for daily use (to 10/20 atmospheres) means that the watch may be
worn while skin diving, but not while scuba or saturated diving using helium gas.
Minor
exposure to
Swimming
water (washing
and general
face, rain, etc.)
washing work
NO
NO
OK
NO
OK
OK
OK
OK
Water-related use
Scuba diving
Skin diving,
using an air
marine sports
tank
NO
NO
NO
NO
NO
NO
OK
NO
Water resistance
Operate the
crown or
Saturation
button when
diving using
the watch
helium gas
is wet
NO
NO
NO
NO
NO
NO
NO
NO
17
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