Diver underwater at Similan Island Thailand


From 12’900 THB

Somboon 3 & 4

This 2 boats are based in the Similan island and you can stay as long as you desire start from 2 days. Transfer are organized everyday from Phuket and with a minimum stay of 3 Days you can dive to Richelieu Rock.

Thailand- Similan – Surin Island

Similan Liveaboard

from 2 Days and 7 Dives

Liveaboard cruise

Group 4 divers

Transfer from Phuket

Food included



Unbeatable price
Daily departure
Start from 2 Days trip
Can be extend at anytime according to availabilities.
Group up to 4 drivers.

Diving Similan and richelieu rock liveaboard


MV Somboon 3 et 4  are 2 sister ship very similar, who stay all season to the Similan island and diver are transferred every day by speedboat. Their schedule crosses each other between Similan, Koh Bon, Tachai and Richelieu Rock and gives the opportunity to all divers booking 3 days or more to dive at Richelieu rock.

You can stay as much night as you want onboard, give you the possibility to adapt your trip to your budget and your need. start from 2 days trip, you can even prolong your trip while on board according to availabilities of course.

Note that you can be transferred during your stay from one boat to the other one.

this 2 boats are Economic and still very comfortable and their large size gives everyone enough space. both boats welcome diver for the day between 10am and 3pm for 2 dives, but only 28 persons stay overnight.

Somboon 3 & prices

Similan Islands, Koh Tachai, Koh Bon & Richelieu Rock
DestinationDivers PriceNon-Divers Price
2 Days / 1 Night Similan-Koh Bon (7 Dives)12,600 ฿9,900 ฿
3 Days / 2 Nights Similan-Koh Bon (11 Dives)16,900 ฿12,900 ฿
3 Days / 2 Nights Similan-Bon-Tachai-Richelieu Rock (11 Dives)20,900 ฿15,900 ฿
4 Days / 3 Nights Similan-Bon-Tachai-Richelieu Rock (15 Dives)24,900 ฿18,900 ฿
Rental Equipment500 ฿ / Day100 ฿ / Day
Nitrox 32%300 ฿ / Tank 12 LitresNone
Add 4,000 ฿ for any additional days onboard per diver and 3,000 ฿ for non-diver.

Somboon 3 & 4 Info and Specifications

  • Transfer round trip from Phuket (not going to all hotel, can be a meeting point nearby)

  • Breakfast, lunch, dinner, snacks
  • Drinking Water

  • Tea/coffee, soda

  • 12 liters Tank, weight and belt.

  • Thai National Park fees 2000 THB pay cash onboard
  • rental equipment (500 THB / day)
  • computer (300 THB / Day)
  • Dive insurance  (300 THB / Day)
Day 1

6:00/7:30 Pick up time from phuket departure date.
9:30 Arrive at Tablamu Pier (Phang-Nga Province) and transfer by speed boat.
10:30 Arrive on the Boat somboon 3 or 4 at Similan
11:30 first Dive
12:30 Lunch on board
14:30 Second Dive
16:00 Departure to Taplamu and return to Hotel
17:30/18:30 Sunset Dive or Night dive
20:00 Diner on board

all the following days onboard

8:00 First dive
9:00 Breakfast onboard
11:00 Second Dive
12:30 Lunch on board
14:30 Third Dive
17:30/18:30 Sunset Dive or Night dive
20:00 Dinner on board

  • Capacity: 28 divers in cabin and 50 day time
  • Cabin Twin share: 12
  • Cabin double: 2
  • Bathroom / Toilet: 6
  • air-conditioned cabin: yes

all Cabins are simple but comfortable and clean, aircon is centralized without control in the cabin. Bathrooms are on the main deck

  • Length: 30 meters
  • Width: 7 meters
  • Hull: Wood
  • Speed: 9-10 knots
  • Navigation: GPS Sat. Navigation, Sonar, Compas
  • Crew: 1 captain, 1 engineer, 4 boat boy, 2 chefs
  • Dive crew: 1 Tour-leader, 1 Blender, 5 Divemaster / instructors
  • Sécurity: VHF Radio, Emergency Oxygen Unit, Life-raft, Life-jackets/rings, First Aid Kit.

Somboon 3 & 4 Schedule

Schedule Somboon 3
Day Destination
Monday Richelieu Rock, Tachai
Tuesday Koh Bon, Similan
Wednesday Koh Bon, Tachai
Thursday Richelieu Rock, Tachai
Friday Koh Bon, Similan
Saturday  Similan
Sunday Koh Bon, Tachai
Schedule Somboon 4
Day Destination
Monday Koh Bon, Similan
Tuesday Koh Bon, Tachai
Wednesday Richelieu Rock, Tachai
Thursday Koh Bon, Similan
Friday  Similan
Saturday Koh Bon, Tachai
Sunday Richelieu Rock, Tachai