Embrace adventure and become a certified Scuba diver by prebooking this St. Thomas scuba diving certification class. With PADI, SSI, and SDI qualifications available, you'll come away with a qualification gained while exploring all the gorgeous reefs and wrecks that St. Thomas has to offer. To provide a safe and comfortable experience once you've completed your e-learning modules, your instructor leads you through skills in confined water. Then, jump off a boat and into the water to become open-water qualified.