![ROLEX в Twitter: „With the advent of saturation diving, Rolex patented the helium escape valve in 1967. This safety valve allows excess pressure built up in the watch case to escape during ROLEX в Twitter: „With the advent of saturation diving, Rolex patented the helium escape valve in 1967. This safety valve allows excess pressure built up in the watch case to escape during](https://pbs.twimg.com/media/EwsXYvSWYAsjVNM.jpg:large)
ROLEX в Twitter: „With the advent of saturation diving, Rolex patented the helium escape valve in 1967. This safety valve allows excess pressure built up in the watch case to escape during
![Deeper, Further, Faster: Why Do Some Dive Watches Have Helium Escape Valves? – Reprise - Quill & Pad Deeper, Further, Faster: Why Do Some Dive Watches Have Helium Escape Valves? – Reprise - Quill & Pad](https://quillandpad.com/wp-content/uploads/2018/03/Rolex-Oyster-Perpetual-Sea-Dweller-Deepsea-D-Blue.jpg)
Deeper, Further, Faster: Why Do Some Dive Watches Have Helium Escape Valves? – Reprise - Quill & Pad
![The Sea-Dweller's helium safety valve allows helium to escape from the case of a divers' watch during compression. I… | Rolex watches, Rolex, Breitling watches mens The Sea-Dweller's helium safety valve allows helium to escape from the case of a divers' watch during compression. I… | Rolex watches, Rolex, Breitling watches mens](https://i.pinimg.com/736x/bc/73/90/bc7390c98fba0a0588cf8e0e0a55a338.jpg)
The Sea-Dweller's helium safety valve allows helium to escape from the case of a divers' watch during compression. I… | Rolex watches, Rolex, Breitling watches mens
![Hands-On: The Most Important (Rolex) Dive Watch – Vintage Panerai and other iconic timepieces under the loupe at Perezcope Hands-On: The Most Important (Rolex) Dive Watch – Vintage Panerai and other iconic timepieces under the loupe at Perezcope](https://watchengines.files.wordpress.com/2022/07/220707-rolex-sea-dweller-1665-1820177-dr-brauer-first-valve-prototype-caseback.jpg)