We track 18 dive operators in Argentario. 7 teach certification courses (7 PADI, 4 SSI). 7 run snorkelling trips. 1 offer accommodation alongside diving. Listings are ordered by Fin Rank: a published score for how complete and verified each listing is.
The 8 highest-ranked of 18. How Fin Rank works
| Rank | Operator | TripAdvisor | Try dive | Agencies | Website | |
|---|---|---|---|---|---|---|
| 1 | 4.8(36) | none | none | PADI · SSI | Visit |
Which centres run each site, named on their own websites or confirmed by the owner.

Fin lists 18 dive operators in Argentario. 7 of them run certification courses.
PADI is the most common agency (7 centres), followed by SSI (4). RAID also appear.
Published try-dive prices we hold range from $97 to $97 USD. Treat these as a guide and confirm with the centre before booking.
1 operator in Argentario offers accommodation alongside diving.
7 of the 18 operators we track run snorkelling tours.
Operators are sorted by Fin Rank, a 100-point profile strength score: contact details, what they offer, the dive sites they run, their Google reputation, whether the owner has claimed the listing, and whether their own website links to Fin. 0 listings here are owner-verified. The formula is published in full on the Fin Rank page.

Argentario Divers is a dive center located in Porto Ercole, Tuscany. They offer diving services, courses, and excursions. The center is situated in a coastal area known for its diving opportunities.
Full Dive is a diving center located in Porto Ercole that operates throughout the year. The center offers recreational, technical, and professional diving courses along with equipment rental and air fills. They organize trips to explore the seabed of Argentario, Giannutri, and Giglio.
Diving Isola del Giglio is a long-standing dive center located on Giglio Island that offers recreational and technical diving experiences. The operator provides boat trips, equipment rental, and a variety of training courses for all levels.
Diana Diving is a PADI resort located in Marina di Grosseto that offers scuba diving experiences for all ages starting from 8 years old. The center provides guided dives, equipment rental, boat trips, and snorkeling sessions. They also offer specialized programs for children and customized diving packages for individuals and groups.
Campese Diving Center is a PADI-certified dive center located on the island of Giglio. They offer diving courses, guided dives, and equipment rental. Their services cater to both beginners and experienced divers.
Calacupa Diving Isola del Giglio offers guided dives and boat trips around the island. They also provide snorkeling tours with multiple stops.
Diving Isola del Giglio is a long-standing dive center offering recreational and technical diving experiences. They provide customized packages including accommodation and boat trips to various dive sites around the island.
| 2 | Full Dive | 5.0(118) | none | none | RAID | Visit |
| 3 | Diving Isola Del Giglio | 4.8(33) | none | $97 | PADI · SSI | Visit |
| 4 | Diana Diving PADI Resort | 4.8(20) | none | none | PADI | Visit |
| 5 | Campese Diving Center | 4.8(16) | none | none | PADI | Visit |
| 6 | Calacupa Diving Isola del Giglio | 5.0(1) | none | none | none | Visit |
| 7 | International Diving | 5.0(48) | none | none | none | Visit |
| 8 | Giglio Sub | none | none | $97 | PADI | Visit |
