X Items in my bag 0
0 £0.00
SELL YOUR WATCH | find out more
Quick Contact form

A Guide to Water Resistance Classifications

Rolex Sea Dweller DEEPSEA WatchWatches are classified by their degree of water resistance which, due to the absence of official classification standards, roughly translates to the following (1 metre = 3.29 feet).Water Resistant or 30 m - Suitable for everyday use. Splash/rain resistant. NOT suitable for swimming, snorkelling, water related work and fishing. NOT suitable for diving.Water Resistant 50 m - Suitable for swimming, white water rafting, non-snorkelling water related work, and fishing - NOT suitable for diving.Water Resistant 100 m - Suitable for recreational surfing, swimming, snorkelling, sailing and water sports. NOT suitable for diving.Water Resistant 200 m - Suitable for professional marine activity and serious surface water sports. NOT suitable for diving.Diver's 100 m - Minimum ISO standard (ISO 6425) for scuba diving at depths NOT suitable for saturation diving.Diver's 200 m or 300 m - Suitable for scuba diving at depths NOT suitable for saturation diving. Typical ratings for contemporary diver's watches.Diver's 300+ m for mixed-gas diving - Suitable for saturation diving (helium enriched environment). Watches designed for mixed-gas diving will have the DIVER’S WATCH L M FOR MIXED-GAS DIVING additional marking to point this out.Buy and Sell Swiss Watches

Contact Us (or Request a callback)

Our office hours are 9.00am – 5.30pm Monday to Friday. Callback for UK numbers only
Name *
Tel *
Email *
Enquiry *
Validation Code *
Please enter the 4-digit code shown to complete your request. This is to help us prevent spam.
CLOSE X
Thank you for subscribing to the
Watches.co.uk Newsletter