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Scuba diving and snorkeling in Koh Samui from our brand new super catamaran. Calypso Diving is a PADI 5 Star dive center located in Chaweng Beach. We offer all PADI courses and dive programs.

Diving and Snorkeling
in Koh Samui

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Koh Samui scuba diving and snorkeling tours with the biggest and most luxurious day boats in the Gulf of Thailand. Our Calypso custom-made design provides you with the ultimate in comfort, safety and style. Spacious indoor and outdoor seating; snack bar; fly deck with 360 degrees view;
sun deck and a huge dive deck.

With our high speed catamarans you reach all dive sites in the fastest and most comfortable way.

Dive Tours

Big3 Simply The Best

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Visit the three top dive sites in the Gulf of Thailand in one day: Chumphon Pinnacle, Southwest Pinnacle and Sail Rock. You will experience the widest range of tropical reef life as well as pelagic species. Whale sharks, giant groupers, barracudas and blue marlins among many others can be seen on these top dive sites. Here you will enjoy those special kinds of dives where diving becomes pure adventure.

4,900 THB only  information

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Koh Tao 3 Top Dive Tour

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Three dives to the most beautiful dive sites around Koh Tao (may include: White Rock, Green Rock, Hin Wong Pinnacle, Shark Island, wreck of the "HTMS Sattakut" or Hin Pee Wee). As the last dive of the tour we love to visit Sail Rock. This trip is suitable for all certification levels, and training dives.

4,900 THB only  information

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Sail Rock Pure Magic

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Two dives at Sail Rock in one day. . .pure magic at every level! Sail Rock is an isolated rock sitting 15m above the water and dropping 35m below with large granite boulders creating deep crevices that hide a variety of tiny cleaner shrimp. Shallower boulders are covered with anemones and teeming with colourful damsel fish. Sail Rock is famous for its natural underwater chimney swim through which divers can enter at 5 - 6m and exit at 16 - 18m.

4,500 THB only  information

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Dive, Snorkel & Try Dives

Fun and exciting holiday experiences for everyone

Koh Tao Our Bestseller

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Tue, Thu and Sat

Two relaxed dives or two peaceful snorkeling tours in species-rich coral gardens and on beautiful reefs (may include: Japanese Garden, Twin Peaks, Mango Bay, Lighthouse or Ao Leuk). Good for young and old, families, beginners and experienced divers. Great snorkeling for novice and experience snorkelers.

Diving: 4,500 THB  information

Snorkeling: 2,900 THB  information

for children 6 to 11 years 1,500 THB  information

Diving details » Snorkeling details »

2IN1 Island Dreams

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Two dreamy islands in one day! Snorkel and dive tour to the Ang Thong National Marine Park & Koh Tao. Don't leave Samui without visiting the unique Ang Thong Marine Park. The number one attraction in the Gulf of Thailand. On this trip you will experience the full magnificence of the Marine Park as we cruise through the dozens of tiny islands before reaching our first destination Koh Yippon. Here you will be surrounded by healthy coral gardens with an abundance of marine life. This site can even attract whale sharks. The second site for diving and snorkelling is Koh Nang Yuan (close to Koh Tao) where there is a wide selection of sites available.

Diving: 4,900 THB  information

Snorkeling: 3,300 THB  information

for children 6 to 11 years 1,950 THB  information

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Try Dive

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Are you interested in exploring the underwater world? Have you ever wondered what it would be like to breath with scuba gear? Would you like to immerse yourself in the tropical reef? If yes then the Discover Scuba Diving (DSD) program is for you. Designed by the world famous PADI organisation it's an easy and safe introduction to scuba diving and our wonderful underwater world. The program offers two dives with detailed introduction and supervision by an experienced PADI instructor.

4,900 THB  information

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PADI Dive Courses

Reach the best dive sites available on the best boat possible.

Scuba Diver

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With a PADI Scuba Diver certification you can discover the most colorful part of the reef up to a depth of 12 meters guided by a professional diver. This one or two day course will include dive theory, confined water training and two training dives where you can discover the beauty of our corals and colourful reef fishes.

9,900 THB up (depends on course option)  information

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Open Water Diver

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Would you like to learn to dive down to a depth of 18 meters while being able to plan your dives independently? Then the Open Water Diver course is the right decision for you. After completing this three day course, you will hold the most widely recognized scuba certification in the world. This course will include dive theory, confined water training and four training dives where you will see different coral reefs and a lot of reef fishes.

14,500 THB up (depends on course option)  information

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Advanced OWD

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Would you like to take the next step in your diver education? Are you ready to face new challenges? Want to increase your knowledge and experience under the direct supervision of an experienced PADI instructor? Five exciting adventure dives over two days including deep and navigation training are need to complete the PADI AOW program. This advanced open water certification is a requirement for most live aboard dive operators. So don't leave home without it if you plan to travel to remote destinations and dive the world's most exciting reefs.

11,100 THB up (depends on course option)  information

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Koh Tao and
Koh Nang Yuan

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Mondays & Wednesdays

Come with us for snorkeling or swimming on our enjoyable sightseeing tour to Koh Tao & Koh Nang Yuan. The tour has three stops to swim in the crystal-clear waters and enjoy snorkeling with fish surrounding you. Ko Tao has a variety of sites, which offer perfect conditions for snorkeling too! We always choose the best sites for that day, depending on the weather conditions and boat traffic on the site.

2,500 THB  information

6 to 17 years pay 1500 THB  information

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Marine Park and
Koh Tao

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Thursdays & Saturdays

Spend the morning taking in the spectacular scenery of the Gulf of Thailand. As we take a 60 minute journey from Ko Samui into the heart of the awe-inspiring Ang Thong Marine National Park and cruise then to the north island group Koh Yippon for the first stop. Two hours later, our journey continues to Koh Tao or Koh Nang Yuan for the second stop of this tour.

2,900 THB  information

6 to 17 years pay 1600 THB  information

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A dream of boats

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Introducing our Supercats

Where big really is best. The biggest, most comfortable, highest specification tour boats operating from Koh Samui.
Whether you are a scuba diver, snorkeler or just joining us for the ride, no other boat in the waters of Samui can offer you more features than this: upstairs fly deck with 360 degrees view; sun deck; large covered dive deck; unobstructed view from every seat; shaded seated area, indoor salon, two toilets; snack bar with unlimited hot and cold drinks and snacks throughout the day. Breakfast and Lunch included of course. So what are you waiting for? Welcome aboard! Sit back, relax and enjoy the view of the islands, beaches and marine life in comfort and style like you have never experienced before.

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Left our tour catamaran Anatta on the right our dive catamaran Mintra.
Each boat has 900 HP and cruises at speeds up to 26 knots. Fast and comfortable to all dive sites. This is the highest level of comfort you can experience from Koh Samui. The catamaran hull makes for a super smooth ride. The boats have the highest safety standards.

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