30th Anniversary Celebration
1992 COMEX HYDRA 10
Theo Mavrostomos
701 Meters=2300 Feet
Exactly 30 years ago today, or November 20, 1992, COMEX set a new world record of in an on-shore hyperbaric diving chamber. This time COMEX diver, Theo Mavrostomos sustained 701 Meters (2300 Feet) and it took him 43 days to complete his dive. Theo dove on a special breathing gas mixture of Hydeliox (Hydrogen, Helium & Oxygen).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgBsy0fpx5zRr08aiiZu_Ru7cmElU3aQelSUFell_dRMVRgENqn1DUKLA3w2By_QPvfpdUFkm4Q0BDXLEhUq_jlxqhpPopVJwFEbyV_zjI3ICdVPrgbma0tkwHfydbaIsjkzqmGnbCBu6A/s1600/Theo-Mavrostomos-HYDRA-10-COMEX-ROLEX.jpg)
Theo Mavrostomos wore his Rolex SEA-DWELLER [Reference 16600] when he set this amazing record in 1992 (as seen below). This model of SEA-DWELLER had a 1,219 Meter depth-rating which is equal to 4000 feet. This set the all-time depth-record for a simulated dive with remains to this day. Together Rolex and COMEX had pushed the absolute boundaries of what was necessary or realistic.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEihUj008w3Y-jFDI9tV65rwt_KuVzgFNhNUf2cBY071BqA_ClPw211YGuvi1pzz0TqRQ1oxxVjuyM-uWHSVX3wdA-WHBX1OSWzrWOWzHOxPXhKDhAEROfiZqyfnOASTH0pqZYxZZkfXLxg/s1600/1992-Theo-Mavrostomos-HYDRA-10-COMEX-ROLEX.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhG-mJcSBSq7g1PZxW51MzGS6JcsJewUyahVawqgt1VXXmry2ydAsiIDXFYBakjMnnM1AbOjEuojN626kzCWDqHUN_wF-Ei736fzhk74sAjL6_G9y6p7kmXRUJ5ORdo7dvabHb_kTqbSf4/s1600/1992-Theo-Mavrostomos-HYDRA-10-COMEX-ROLEX-701M.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgBsy0fpx5zRr08aiiZu_Ru7cmElU3aQelSUFell_dRMVRgENqn1DUKLA3w2By_QPvfpdUFkm4Q0BDXLEhUq_jlxqhpPopVJwFEbyV_zjI3ICdVPrgbma0tkwHfydbaIsjkzqmGnbCBu6A/s1600/Theo-Mavrostomos-HYDRA-10-COMEX-ROLEX.jpg)
Theo Mavrostomos wore his Rolex SEA-DWELLER [Reference 16600] when he set this amazing record in 1992 (as seen below). This model of SEA-DWELLER had a 1,219 Meter depth-rating which is equal to 4000 feet. This set the all-time depth-record for a simulated dive with remains to this day. Together Rolex and COMEX had pushed the absolute boundaries of what was necessary or realistic.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEihUj008w3Y-jFDI9tV65rwt_KuVzgFNhNUf2cBY071BqA_ClPw211YGuvi1pzz0TqRQ1oxxVjuyM-uWHSVX3wdA-WHBX1OSWzrWOWzHOxPXhKDhAEROfiZqyfnOASTH0pqZYxZZkfXLxg/s1600/1992-Theo-Mavrostomos-HYDRA-10-COMEX-ROLEX.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhG-mJcSBSq7g1PZxW51MzGS6JcsJewUyahVawqgt1VXXmry2ydAsiIDXFYBakjMnnM1AbOjEuojN626kzCWDqHUN_wF-Ei736fzhk74sAjL6_G9y6p7kmXRUJ5ORdo7dvabHb_kTqbSf4/s1600/1992-Theo-Mavrostomos-HYDRA-10-COMEX-ROLEX-701M.jpg)