For accomodations nearby the diving centre AQUARIUS or in CAPO CODA CAVALLO try the links below first.
Some of these especially in low season have discounts otherwise try the SanTeodoroTourism link providing a complete list of the many opportunities in San Teodoro.
For DIVERS only! discounted STUDIO with LOFT - Coda Cavallo
Luxurious view/accomodation up to 7 people (discount ONLY for DIVERS if contacted directly)
Residence Baia Salinedda - Coda Cavallo
Residence Cala Paradiso a Coda Cavallo
Residence Salina Bamba a Coda Cavallo