Catalina Divers Supply Promo Codes & Coupons September 2026 — Up to 20% Off

Catalina Divers Supply is the longest-running full-service dive facility on Catalina Island. For more than 50 years, they have been dedicated to helping divers enjoy the natural beauty and magnificence of Catalonia's marine environment. Their direct work is mainly responsible for the construction, maintenance and protection of the Casino Corner underwater park. They will continue to work hard to ensure that Catharina Island will remain a special dive site in the coming years. The underwater world of Catharina Island is full of fascinating marine life, various terrains and diving experiences at every level, it takes a lifetime to explore. Let them be your guide when you dive into the water on Catharina Island. Whether you choose to explore the Casino Dive Park or one of the other fascinating dive sites in Catharina, Catalina Divers Supply will be your guide into a world you will never forget.