Seiko 6R15 Instructions Manual page 14

5
bar WR
10/15/0
bar WR
* Before using a water resistant 5, 10, 15 or 20 bar watch in water, make
sure the crown is pushed in completely.
Do not operate the crown when the watch is wet or in water. If used in
sea water, rinse the watch in fresh water and dry it completely.
1
●
Water resistance (3 bar)
If "WATER RESISTANT" is inscribed on the case back, your
watch is designed and manufactured to withstand up to  bar,
such as accidental contact with splashes of water or rain, but it
is not designed for wearing while swimming or diving.
● Water resistance (5 bar)*
If "WATER RESISTANT 5 BAR" is inscribed on the case back,
your watch is designed and manufactured to withstand up to 5
bar and is suitable for wearing while swimming, yachting and
taking a shower.
● Water resistance (10 bar/15 bar/20 bar)*
If "WATER RESISTANT 10 BAR", "WATER RESISTANT 15 BAR"
or "WATER RESISTANT 0 BAR" is inscribed on the case back,
your watch is designed and manufactured to withstand up to
10 bar/15 bar/0 bar, respectively, and is suitable for wearing
while taking a bath or shallow diving, but not for scuba diving.
We recommend that you wear a SEIKO Diver's watch while
scuba diving.