Cal. No. W770
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Water Resistance
WARNING: Confirm water resistance performance of your watch
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.
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The unit “1 BAR” is roughly equal to 1 atmosphere.
“BAR” may also be represented as “bar”.
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“W.R.” may also be represented as “WATER RESIST” or “WATER RESISTANT”.
All the descriptions mean that watches with them have a certain water resistance.
| No indication | Non water-resistant Non-water resistant models are not designed to come into contact with any moisture. Take care not to expose a watch with this rating to any type of moisture. |
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|---|---|---|
| WATER RESIST | Water-resistant to 3 atmospheres (Everyday use water-resistant watch)
Water resistance for daily use (to 3 atmospheres) means the watch is water resistant for occasional accidental splashing. |
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| W. R. 5 bar | Water-resistant to 5 atmospheres (Upgraded everyday use waterresistant watch)
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. |
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| W. R. 10 bar W. R. 20 bar |
Water-resistant to 10 or 20 atmospheres (Upgraded everyday use waterresistant watch)
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. |
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| DIVER'S 200m DIVER'S WATCH 200m |
Water-resistant watch for SCUBA diving Watches with this indication are diver watches. They can be used only for SCUBA diving using an air tank and not for saturation diving using a helium gas tank. |