Timex W231 - Manual (Page 6)

3. Screw-in setting crown and case back must be
screwed into case to assure water-resistance
(see Set Time for Style 1).
4. Rinse watch with fresh water after exposure to
salt water.
5. Shock-resistance will be indicated on the watch
face or caseback. Watches are designed to pass
ISO test for shock-resistance. However, care
should be taken to avoid damaging the crystal.
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WATER AND SHOCK RESISTANCE
If your watch is water-resistant, meter marking or
(O) is indicated.
*pounds per square inch absolute
WARNING: TO MAINTAIN WATER-RESISTANCE,
DO NOT PRESS ANY BUTTONS OR PULL OUT
THE CROWN UNDER WATER UNLESS YOUR
WATCH IS INDICATED AS 200 METER WATER-
RESISTANT.
1. Watch is water-resistant only as long as crystal,
crown and case remain intact.
2. Watch is not a diver watch and should not be
used for diving.
Water-Resistance Depth p.s.i.a. * Water Pressure
Below Surface
50m/164ft 86
100m/328ft 160
200m/656ft 284