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K. 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.
20 21
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.
Minor exposure
to water
(washing face,
rain, etc.)
Dial or Case (case back)
Indication
Specifications
Water-resistant
to 200M
Examples of use
OK OK
Moderate exposure
to water (washing,
kitchen work,
swimming, etc.)
OK
Marine sports
(skin diving)
OK
Scuba diving
(with air tank)
NO
Operation of the
crown with
moisture visible
AIR DIVER'S 200M
Water-resistant
to 300M
OK
AIR DIVER'S 300M
NO
OK OK OK NO NO
Saturation
diving (helium
enriched
enviroment)
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