If you’ve spent any time looking at case backs, you’ll have noticed the little engravings —“30m,” “50m,” “100m,” and so on. On the surface, it feels straightforward: “30m” should mean you can dive down to 30 meters, right? Unfortunately, no, it definitely does not. But ask one brand, and it will advise you that “30m” […]
Visit Water Resistance In Watches — Why “30m” Doesn’t Always Mean The Same Thing to read the full article.