Dive centre · Porto Santo Stefano · Italy
4.746 Google reviewsArgentario - Obi Diving
Explore the rugged coastline and offshore islands of the Argentario from a dedicated SSI centre in Porto Santo Stefano.
What sets this centre apart
- SSI affiliation with digital theory modules
- Large embarkation area for easy boat access
- Full equipment hire available on-site
- Night diving opportunities provided
- Specialised training up to instructor level
- Prosecco service available on boat trips
- On-site facilities include hot showers and changing rooms
- Services for recovering lost objects

Argentario - Obi Diving about the centre
Argentario Obidiving is situated in the historic port of Porto Santo Stefano, providing a central base for exploring the diverse marine environments of the Costa d'Argento. The centre is positioned to take you from the immediate coastline out to the more remote island ecosystems.
Whether you are looking to take your first breaths underwater or are an experienced diver seeking to specialise, the centre provides the infrastructure needed for both shore-based and boat-based diving. The location allows for easy access to the surrounding Mediterranean waters, ranging from coastal explorations to long-distance trips.
The club and its team
As an SSI affiliated centre, the team focuses on structured, professional training using digital theory to streamline the learning process. They cater to all levels, from those starting with a Discovery Scuba Diving session to professional candidates working towards their Instructor qualification.
Beyond basic certifications, the centre supports divers through the advanced stages of their journey, including Rescue Diver and Divemaster training. The facility itself is designed for comfort, featuring a space that accommodates up to 20 people, complete with changing rooms and hot showers to rinse off after a day in the sea.
The centre at a glance
- Affiliation
- SSI
- Website available in
- Italian
- Management
- Italian
- Boats
- 1 · gommoni de plus de 8 mètres · 14 plongeurs
- Equipment rental
- complet
- Nitrox
- Yes
- Rebreather
- No
- Trimix
- No
- Night diving
- Yes
- On board
- snacks, boissons, apéritif avec prosecco (sur demande)
- Access and transfers
- Located at Via del Molo 56, Porto Santo Stefano
- Phone
- +39 347 314 2291
- Address
- Via del Molo, 56, 58019 Loc. Porto Santo Stefano, Monte Argentario GR, Italy
- Official website
- obidiving.it ↗
Courses on offer
The training programme is comprehensive, covering the entire SSI curriculum. Beginners can start with Discovery Scuba Diving, progressing through Scuba Diver and Open Water Diver certifications.
For those looking to expand their technical skills, the centre offers Nitrox and Deep Diver specialties, as well as Dry Suit training. Advanced divers can pursue Rescue Diver, Divemaster, and professional instructor training through the SSI framework.
The boats
The centre operates an 8-metre RIB powered by a 240 hp engine, capable of carrying up to 14 divers. This vessel is used for coastal trips, long-distance excursions, and journeys to the nearby islands.
For those opting for boat trips, the experience can be tailored with refreshments and prosecco on board upon request. The boat is used for various dive profiles, including night dives and trips to more distant locations like Giglio and Giannutri.
Equipment and gases
A full range of diving kit is available for hire, allowing you to travel light. This includes complete sets, or you can hire individual items such as fins, masks, or wetsuits and BCDs.
For night divers, torches are available for hire to ensure you can navigate the darker environments effectively. The centre also provides air refills for single cylinders and blocks.
Dive sites with Argentario - Obi Diving
Costa d'Argento offers a variety of environments for all levels, encompassing the rugged coastline and the surrounding islands. These sites allow for the exploration of diverse seabed topographies and coastal features.
Giglio provides full-day excursions to the island, offering different underwater landscapes than the mainland coast. These trips are a staple for divers looking to get away from the immediate shore.
Giannutri is another key destination for full-day trips, known for its unique marine environment. The island's waters provide a distinct setting for those looking to explore deeper or more remote Mediterranean sites.
And some of the dive sites the centre runs.
Diving conditions
The area is characterised by its coastal and island topography, which influences the local conditions. Divers should be prepared for the varying environments encountered when moving from the reef flats to the more open waters around the islands.
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