Become a Certified PADI Open Water Diver

Learn how to SCUBA dive in the warm waters around Koh Tao.

Qualified for life. Dive anywhere in the world to 18m. The PADI Open Water course is the world’s most recognised diving certification.

Since 2009 thousands of people have chosen Sairee Cottage Diving. Book with us and we will ensure you get you certified the right way.






Why Sairee Cottage Diving?

It’s a family. Make friends for life. Full-time, passionate and highly trained instructors ensure a hassle free & fun learning experience.


The search ends here. World class facilities, crystal clear pool, two private dive boats, immaculate gear, Bauer Pure Air certified and PADI 5-star rating for the same standard island price!


Spend an unforgettable 3 days learning to dive with us.

PADI Open Water Diving Course Schedule

Day 1


9am Orientation.

Meet the group / paperwork / dive theory

12pm Shallow Water Skills

Learn the skills in our purpose built pool

Finish around 5pm

Day 2


9am Theory

Review dive theory.

12pm Dives 1 + 2

Conduct your first dives in the ocean at 2 Koh Tao dive sites.   Maximum depth 12m

Finish around 5pm

Day 3


9am Theory

Finish theory & pass your exam.

12pm Dives 3 + 4

Final two certification dives to 18m around Koh Tao.

Log dives & drinks at the pool bar!

Open Water

No preparation at home. Learn everything once you have arrived.  We also send you the PADI videos to watch before the course to cut down on classroom time.


Contact us now for more information!

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  • It’s good to feel comfortable in water but no previous diving experience is needed.
  • Be able to swim 200m and float for 10 minutes in water too deep to stand up in.
  • Be medically fit according to the medical statement. (Download Here)
  • We have a minimum age of 12 at Sairee Cottage Diving due to depth limits.

Your PADI Open Water diving license will be recognised world wide for life. Being a certified diver means that you can go on dive trips, rent equipment and conduct your own dives with a buddy up to a depth of 18 meters.

The certification will be completed through PADI on Koh Tao, the most recognised name in diver training.

Manuals and videos and even the final exam can be completed in most languages. The instructor usually conducts the classes in English.