Spend an eight-hour day diving Sail Rock, the Gulf of Thailand’s dramatic pinnacle. This certified-diver trip delivers two guided dives, diverse marine life, and the chance of a whale shark sighting—plus on-board meals and transfers from most Koh Phangan pick-up points.
More ways to explore the area's outdoor wonders
A bobbing day-boat slips its mooring before dawn and the Gulf of Thailand opens like a dark page. By mid-morning a lone pinnacle rises from the blue—Sail Rock—its chimney yawning beneath the surface and the boat’s engine humming a steady promise of current and life.
Difficulty
moderate
Duration
8 hours
Fitness Level
Moderate—able to perform two dives (to ~18–30m) and handle short boat transfers; comfortable with stairs and basic gear handling.
Wildlife
History
Sail Rock is a prominent seamount in the Gulf of Thailand used by local fishers and divers for decades; its structure formed as an isolated pinnacle that rises sharply from the seafloor.
Conservation
High diver traffic has stressed local coral—many operators enforce buoyancy briefings and encourage reef-safe sunscreen and no-touch policies to protect the site.
Reserve your spot on the Scuba Diving at Sail Rock From Koh Phangan Certified Divers Only today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Bring your certification and logbook
Operators require proof of certification and recent logged dives; digital or paper cards are acceptable.
Expect currents and variable visibility
Sail Rock’s currents can be strong—good buoyancy control and a dive computer are essential for safe depth and air management.
Take motion-sickness precautions
The crossing can be choppy; take anti-nausea meds before boarding if you’re prone to seasickness.
Use reef-safe sunscreen and a SMB
Protect coral with reef-safe sunscreen and carry a surface marker buoy to signal the boat during ascents.
Dive certification card & logbook
Required for boarding and to verify experience level.
Dive computer
Tracks depth and no-decompression limits for two-tank diving.
5mm or 3mm wetsuit (depending on tolerance)
Thermal protection for repetitive dives and underwater comfort.
Surface marker buoy (SMB)
Increases visibility to the boat during ascents and drift conditions.