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Cosc

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34 posts

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eugebz

2 days ago

Cw C60 Trident Bronze Ombré COSC Limited Edition‏

1 comment

ichibra

5 days ago

King Seiko 56KS COSC Chronometer ref 5625-7040 cal 5625B

4 comments

SonoranMountie

3 days ago

Tissot PR100 COSC

My 2nd COSC watch. It’s an out of production model I bought off ashford.com and it’s gotta be the most affordable Swiss made COSC 100m automatic watch...

11 comments

Marcus0548

1 week ago

What’s you most accurate non-COSC watch?

Hi. I’m wondering what kind of accuracy people have found in their non-COSC or “entry level” pieces. Hamilton used to impress me with the Khaki field—...

53 comments

nawirby

6 days ago

Formex Essence 39 COSC

7 comments

Timalishaman

2 weeks ago

The Tudor black bay 58 gmt

I was reloading the Tudor website and frantically waiting to see the new watches. Everyone online was predicting that Tudor would release new chronogr...

6 comments

nawirby

3 weeks ago

First of April, what is your next step? Kermit say Spirit Monday. Ini Korean Hwaiting/ fighting. Oris PropilotX Kermit is not COSC certified, but mine...