How can I test my watch is waterproof?
How can I test my watch is waterproof?
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Discussion

Miguel Alvarez

Original Poster:

5,180 posts

200 months

Thursday 1st March 2012
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Say you've had a watch for a few years and the closest it comes to water is washing your hands or going in the shower. Is there a way to test it is still waterproof/splashproof? Short of dunking it in a bowl of water and hoping for the best or sending it off for a service every year.

Hoofy

80,124 posts

312 months

Thursday 1st March 2012
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Have it pressure-tested at an independent watch maker for about £20.

CardShark

4,262 posts

209 months

Thursday 1st March 2012
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It can be pressure tested - Timpsons can do that for you

Miguel Alvarez

Original Poster:

5,180 posts

200 months

Thursday 1st March 2012
quotequote all
I've not asked in a while but a few times when getting shoes done I've asked if the local shoeman can confirm the waterproof of a watch and they've said flat out no on "prestige" brands.

philly

190 posts

284 months

Thursday 1st March 2012
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There's a great guy in Westfield Shepherds Bush, on an "island" not in-store who does watch repairs.

He fitted a new seal to one of my watches a few months ago - only an old Sekonda - but he fitted and greased a new seal and pressure tested it for a fiver.

Have since been swimming and springboard diving and the watch is now watertight.

No idea what he would do when faced with a decent watch, but he looked like he knew what he was doing.

GC8

19,910 posts

220 months

Friday 2nd March 2012
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Miguel Alvarez said:
I've not asked in a while but a few times when getting shoes done I've asked if the local shoeman can confirm the waterproof of a watch and they've said flat out no on "prestige" brands.
Timpson are proud of their work on Rolex's (sic).

http://www.timpson.co.uk/services/69/watch-repairs

Miguel Alvarez

Original Poster:

5,180 posts

200 months

Friday 2nd March 2012
quotequote all
GC8 said:
Timpson are proud of their work on Rolex's (sic).

http://www.timpson.co.uk/services/69/watch-repairs
I can't remember if it was Timpsons or not to be honest. It was one of those shoe shops in Reading. Thinking about it now a couple of places have said that. Their response being if they say its waterproof and I go diving with it and it leaks they don't want to be liable. Understandable.

I probably should have mentioned it in my OP but I seem to remember someone saying that you can put an ice cube on your watch and test it that way. If it steams up then its not waterproof anymore. Ring any bells?


CardShark

4,262 posts

209 months

Friday 2nd March 2012
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Wouldn't putting an ice cube on the watch just condensate whatever moisture is already sealed within? My GW9000 G Shock gets a small patch of condensation right in the middle of it's crystal in really cold weather, I'm hoping that it's still waterproof!

pete a

3,799 posts

214 months

Friday 2nd March 2012
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Put it in the bath, duh

Adrian W

15,551 posts

258 months

Friday 2nd March 2012
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Give it to me for a week, I'll find a way of testing it

Miguel Alvarez

Original Poster:

5,180 posts

200 months

Monday 5th March 2012
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Adrian W said:
Give it to me for a week, I'll find a way of testing it
You'll send it back right???

Civpilot

6,257 posts

270 months

Monday 5th March 2012
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CardShark said:
Wouldn't putting an ice cube on the watch just condensate whatever moisture is already sealed within? My GW9000 G Shock gets a small patch of condensation right in the middle of it's crystal in really cold weather, I'm hoping that it's still waterproof!
Strange, I put one of my G-Shock Mudman watches in a bowl of water and then froze it for a week.... defrosted by dropping the ice block in a bowl of boiling water (ice exploded) and there was no visible sign of condensation inside the watch.

It was cleaner though.

Justayellowbadge

37,057 posts

272 months

Monday 5th March 2012
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Civpilot said:
Strange, I put one of my G-Shock Mudman watches in a bowl of water and then froze it for a week.... defrosted by dropping the ice block in a bowl of boiling water (ice exploded) and there was no visible sign of condensation inside the watch.

It was cleaner though.
Why?

RichTT

3,266 posts

201 months

Monday 5th March 2012
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That's G-Shock owners for you. Almost as bad as the DSSD owner who put his through the hot wash in his dishwasher.

Civpilot

6,257 posts

270 months

Monday 5th March 2012
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Justayellowbadge said:
Civpilot said:
Strange, I put one of my G-Shock Mudman watches in a bowl of water and then froze it for a week.... defrosted by dropping the ice block in a bowl of boiling water (ice exploded) and there was no visible sign of condensation inside the watch.

It was cleaner though.
Why?
Just bored chatting to a mate so we decided to test just how good the watch was in extreme conditions (think I watched one of those G-Shock test videos on youtube at the time an thought 'i can do that'). The only reason it was left in the freezer for so long is that I forgot it was in there hehe I only planned to leave it there a day or so.

So really, why not?

Hoofy

80,124 posts

312 months

Monday 5th March 2012
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hehe

I was at a climbing centre a while ago and a friend was chatting about how he kept breaking watches while climbing so I said my watch (Ballistic Sabre) was fine. "Here, catch..." I said and threw it at his knees as he stood against a wall causing him to dodge rather than attempt a catch. It sounded like I'd thrown a stone at the wall when it hit it. He picked it up and noticed that it continued to tick.

Edited by Hoofy on Monday 5th March 19:10

darlek

1 posts

111 months

Wednesday 16th August 2017
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I repair & service watches and have a water pressure tester for watches. However the tester I use can only test up to 6 bar which is OK for swimming. So check what pressure range they are going too. With most watches the crown is the weak area. watches with screw down crowns are the best for waterproofing. However you should always have the seals changed when having the watch serviced. Here are the standards required:
5 ATM or 5 BAR (50 m or 165 ft)
Everyday use and swimming, splash in pool but not suitable for pool side diving or water sports.
10 ATM or 10 BAR (100 m or 330 ft)
Everyday use, poolside diving and snorkelling. Not suitable for high board diving, high impact or water sports.
15 ATM or 15 BAR (150 m or 500 ft)
Everyday use, poolside diving and snorkelling, most water sports.
20 ATM or 20 BAR (200 m or 660 ft)
Minimum required for high board diving, high impact water sports or sub aqua diving. The only watches, which are designed to withstand continued use in these conditions, are professional divers watches. Only watches marked "DIVER'S" on the dial should really be used for diving as these fully comply with the international standards for diver's watches.
100 ATM or 100 BAR (1000 m or 3300 ft)
Minimum required for professional deep sea diving. Only watches marked "DIVER'S" on the dial should really be used for diving as these fully comply with the international standards for diver's watches.
Here is a Pic of the tester I use.

GC8

19,910 posts

220 months

Wednesday 16th August 2017
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I take issue with those definitions. At this rate my 1,000m watch will barely be fit to shower.

There are plenty of 150m rated and ISO compliant divers watches that were intnded for professional use.

wong

1,448 posts

246 months

Saturday 19th August 2017
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Diving watches marked 'diver' have to comply with ISO 6425.
They have to fulfill a few requirements and are at least 200m waterproof.

They have all been individually tested, unlike say condoms (and watches marked 50m or 100m) where one in a batch is tested. This testing costs money and would add a few pounds to the price of each watch. Many G-shocks may be waterproof to 200m or more, but they haven't bothered to test them individually and charge more for each one.

Also, they are only waterproof when they leave the factory. Rubber seals degrade (should be replaced when serviced) . That 10 year old, never serviced, 1000m diver might not be waterproof anymore.

They're also not waterproof if you don't wind the crown in tightly.

Caruso

7,558 posts

286 months

Monday 21st August 2017
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My local Timpsons did a dry pressure test of my Day-Date for £2.