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A passport to dive the globe
Imagine floating weightlessly like an astronaut, cruising with the currents among colourful fish, or exploring shipwrecks that sit like underwater museums. Scuba diving offers a world most people never get to see firsthand, and your SDI Open Water Scuba Diver certification is the key.
This certification opens a new realm of environmental awareness, adventure, and camaraderie. Divers share a passion that crosses every border, and yours starts right here in Cornwall.
"Scuba diving is not just another sport; it's a transformative experience that allows you to witness life under the waves, combinable with travel to some of the most beautiful destinations in the world."
For anyone with a sense of adventure
Persons wishing to receive a comprehensive introduction to scuba diving
Those interested in underwater exploration and marine life
Individuals looking for a new recreational activity full of excitement
Whether you're 15 or 65, the course is tailored to those with a love for the natural world. Younger enthusiasts aged 10–14 can join through the Junior Open Water Scuba Diver course.
Knowledge built for real diving
- 1 Understanding the Aquatic Environment Learn how vision, light, sound, and heat loss differ underwater, and how tides, currents, waves, and surge affect your dives.
- 2 Physics and Physiology Grasp the principles of buoyancy, pressure, air spaces, and the implications of breathing compressed air.
- 3 Equipment Mastery From selection and assembly to maintenance, learn to handle dive gear responsibly and confidently.
- 4 Dive Planning and Safety Underwater navigation, buddy systems, emergency procedures, and basic rescue techniques.
Three steps to certification
eLearning
Master the theory online at your own pace, interactive presentations and quizzes, whenever suits you.
Pool Training
Apply your knowledge in a controlled pool environment with your SDI instructor by your side.
Open Water
Head to open water for a series of dives, gear setup, buoyancy, safe ascents, and the real thing.