
This French scuba diving pioneer participated in the development and testing of the first scuba diving device. He was the first man to go deeper than 60 meters with a Cousteau-Gagnan regulator. Spinnaker – DUMAS – SP-5081-66 – Men's watch – Japanese automatic movement 3 hands with date – Octagonal stainless steel case – Blue dial – Stainless steel mesh strap - anti-reflective sapphire crystal Waterproofness (M) = 300