Specifications

13. 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.
24 25
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 300M
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)
OK
Operation of the
crown with
moisture visible
DIVER'S WATCH 300M
NO
Saturation
diving (helium
enriched
enviroment)