Horizon III also called "Ocean Oasis", is a 35 meters long and 9 meters wide liveaboard vessel with 12 cabins, accommodating 22 to 24 divers. She was built in 2009, and has gone under a full renovation in 2015. There are 3 types of cabin: Standard Double Cabin, Deluxe Cabin, and Master Deluxe Cabin. All cabins have ensuite bathrooms and air conditioning.

Common areas include a restaurant, a fully stocked bar, a lounge, and a Sun Deck with an outdoor jacuzzi. Massage service is provided onboard as well. Western and local food are served in buffet style. Vegetarian options can be accommodated. The indoor lounge is equipped with LCD TV, DVD player, music system, and a library with lots of books and board games. A camera storage area with charging points for torches and cameras can also be found onboard.

All diving activities are done via a 20-meter long tender dhoni. All the equipments are stored on the dive dhoni. The majority of the itineraries are for 7 nights. The destinations cover the north, central, and south atolls. 4 experienced dive masters and 1 dive instructor are there to guarantee you have a wonderful and safe dive trip.