Course · Koh Tao
Advanced Open Water Course
Course by Siam Scuba
A 1.5-day Advanced Open Water course with five adventure dives, certifying you to dive to 30 meters.
- Open Water and up
- 1.5 days
- 5 dives
Where this price comes from
Siam Scuba's own price, checked on 23 Oct 2026. See the source page ↗
Flat course price shown on the course card ("฿11,000 · Dive to 30m · 5 adventure dives · Deep & navigation skills"). The Siam Scuba 2026 price guide says every listed course price "includes all gear rental, boat trips, certification fees, and tax" (siamscuba.com/blog/koh-tao-diving-cost-guide, checked 2026-10-23). Course participants get 1 free dorm night, or a THB 1,000 credit towards a private room instead; max 4 students per instructor (Siam Scuba by WhatsApp, 24 Oct 2026).
“Advanced Open Water · ฿11,000 · Dive to 30m · 5 adventure dives · Deep & navigation skills”
In the price
- Diving
- 5 dives
- Equipment
- Included
- Accommodation
- Included
Not in the price
No extra costs found in Siam Scuba's published listing.
Anything not listed above is unconfirmed. Ask Siam Scuba before you pay.
Who this fits
- Certification
- Open Water minimum
- Marine life
- Reef fish, moray eels, blacktip reef sharks
Listed as "1.5 days" on the operator's site. 5 adventure dives, certifies to 30m depth.
Diving in Koh Tao in general
About the area as a whole, not this offer. Ask Siam Scuba what applies to your trip.
- Currents
- Moderate
What happens when you message
- WhatsApp opens with a ready-made message naming this offer and price.
- Siam Scuba confirms dates and price.
- You book and pay with Siam Scuba, not with us.
Prefer their website? Visit Siam Scuba
Compare before you message
THB 11,000per person
Message on WhatsApp