Welcome to Chang Diving Center, a 5* Instructor Training Facility (ITF) at Klong Prao Beach since 2005 – your gateway to the best scuba diving in Koh Chang and the Mu Koh Chang Marine National Park. Explore vibrant coral reefs and historic wrecks, schools of tropical fish, sea turtles and – if you’re lucky – a whale shark while diving with us.
Whether you’re a beginner taking your first breaths underwater with a Try Dive, a certified diver looking for fun dives or Nitrox (enriched air) dives in Koh Chang, or an adventurer ready for wreck diving on the HTMS Chang with our specialised recreational and technical dive team – we’ve got you covered.
Our experienced SDI, TDI and PADI instructors offer a full range of scuba diving courses – from Open Water Diver certification up to professional training. Learn in small groups, explore vibrant coral reefs, and build skills with safe, personalized guidance.
With scuba certification in Thailand, you open the door to unforgettable dive sites worldwide. Join us for wreck, reef and advanced courses – or simply enjoy Koh Chang’s colorful marine life on guided day trips.
Plan and book your diving in Koh Chang online today – fast, easy and secure. Discover why divers from all over the world trust Chang Diving for their underwater adventures.
Try dives, fun dives & snorkeling around Koh Chang – safe, fun & fully guided day trips with expert dive staff.
💸 Starting from 999 THB
Learn scuba diving step by step – from beginner to pro. Join a course in Koh Chang and get certified with confidence.
💸 Starting from 3,950 THB
Explore coral reefs, fish schools & vibrant dive sites in Koh Chang – perfect for all levels, easily reached by boat.
Dive HTMS Chang – Thailand's biggest wreck site. Ideal for fun, deep, wreck & advanced training dives in clear water.
Prepare for your next adventure with Chang Diving Koh Chang. Browse our scuba diving equipment tested by instructors, watch underwater videos of reef and wreck diving in Koh Chang, and get insider tips from our dive blog. You can also explore Koh Chang marine life to learn more about the creatures you’ll encounter. Everything you need to dive smart – in one place.
Shop high-quality dive gear tested by pros – ideal for training, travel & recreation. Fast shipping.
Watch underwater footage, wreck dives & reef highlights from Koh Chang. Get inspired.
Read expert dive tips, trip planning ideas & how-to articles – written by instructors, tested in real conditions.
Meet Koh Chang's underwater creatures – fish portraits, wreck dwellers & reef highlights.
Join hundreds of happy divers who've explored the underwater world of Koh Chang with us. From first-time try dives to deep wreck adventures – discover why Chang Diving is trusted since 2005. ★★★★★
Chang Diving Center offers a remarkable diving experience with exceptional instructors like Andy and Pern, who ensure a safe and enjoyable journey. Guests appreciate the knowledgeable team, excellent training, and a welcoming atmosphere. The center's well-organized trips and attention to detail, along with thoughtfully prepared onboard amenities, make it a standout choice for divers of all levels.
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“Just finished my Deep Diver and Wreck Specialty courses here with Instructor Pern – absolutely amazing experience from start to finish. Safety was always the priority, but every dive was also genuinely fun. Can't recommend Chang Diving and Instructor Pern enough.”
Read more on Google“I completed my Open Water course at Chang Diving Center and everything was perfectly organized. Great service, a very friendly and professional team, and an excellent instructor. My instructor Pern was extremely skilled, calm, and in full control at all times. Highly recommended – 10/10.”
Read more on TripAdvisor“This was my first sea dive after having qualified and the staff at Chang Diving were superb and professional ensuring my experience was the best – in fact I booked a second dive with them.”
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