Rayong Pinnacle or Alhambra Rock or Hin Plerng. What ever you called. These dive site is the most famous in Rayong. There have two pinnacle, west and east pinnacle. The pinnacle is cover with variety of coral species and group of fishes are commonly found.

It’s a beautiful artificial coral block, there’s a lot of small fish, and there’s also a lot of nudi species. Ashok is based on an artificial coral block. The depth is 7 meters, open water students can be tested, there are no currents.

Around 5 km from the Makharm Pom Pier, then just right under the dock of the Koh Man Nai. There is a Sea Turtles Conservation Center (Sea Turtle Sanctuary) where you can also enjoy the turtle nursery and the research information. Shallow 2m area up to 8m sandy to hard coral group.

This dive site is approx. 40 mins from Samaesan pier or only 9 kilometers distance away. An easily accessible site suitable for snorkeling and entry level divers, the reef starts at just 3m long way through 10m. Then you can also get the sand slope to the depth of 16m.

The most southern rocks in Samesarn area, extra 30 mins by dive boat from Chuang Island. It is also a practice target for the navy. You can find bullets, and missiles underwater. It is safe (sort of).

This dive site is approx. 40 mins from Samaesan fishing village away. An easily accessible site suitable for snorklers and entry level divers, the reef starts at just 3m and the maximum depth is around 15m.

The dive site is not far from the Samaesarn pier. This place is suitable for any beginner levels - Freediver or Scuba . The site is sandy from shallow to deeper area.

This site is a reef off a small island. Two sides can be dived. Flood current: dive west. Ebb current: dive east. There is a slope from the island to a flat seabed at 18 meters.

The Wreck of the Steamship Suddhadib, or commonly known as Hardeep Wreck, is the most famous dive site in Samaesarn. This old steam cargo ship was bombed and sunk on 1 June 1945 during WWII. She lies on her starboard side at a depth of 27 meters.

The west side of Chuang Island in Samesarn area. You will find a soldier’s cabin on the island. This west side beach front itself is not permitted to shore, but below lies an easy dive for beginners and fun dives for Macro lovers. Shallower areas are reefs and rubble, deeper parts are silty bottom.