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Athens, Greece
Lagoon 55 | POSEIRA — POSEIRA
Lagoon 55 · 2025
- Guests10
- Cabins5
- Crew3
- Length55 ft
- Year2025
- BaseAthens (Alimos)
Luxury sailing catamaran · 10 guests
About POSEIRA
POSEIRA is a 2025 Lagoon 55 sailing catamaran with bold, modern lines and a striking silhouette, blending the latest innovation with the timeless spirit of the Lagoon legacy. She welcomes up to ten guests, making her ideal for families and groups of friends.
Guests stay in four double cabins and one twin that converts to a double, all air-conditioned with en-suite bathrooms. Outside, the aft deck, flybridge and foredeck lounges give everyone a place to dine, relax and enjoy the view.
Captain Stefanos Vogiatzis grew up in Santorini and knows the Cyclades like the back of his hand. With chef Dimitris Aliferis and deckhand Konstantinos Tsiampoulas, he runs POSEIRA from Alimos Marina in Athens, with two Seabob F9s, paddleboards and water skis on board.
- Built 2025Bold, modern Lagoon 55
- 5 en-suite cabinsFour doubles and a convertible twin
- 2 Seabob F9sPlus SUPs, kayaks and water skis
Yacht details
Technical specifications
- Builder
- Lagoon
- Model
- Lagoon 55
- Year
- 2025
- Length
- 16.8 m / 55 ft
- Beam
- 8.9 m / 29.3 ft
- Draft
- 1.55 m / 5.1 ft
- Guests
- 10
- Cabins
- 5
- Crew
- 3
- Cruising speed
- 8 knots
- Engines
- 2 × 115 hp
- Flag
- Greek
Five en-suite cabins
Guest accommodation
POSEIRA sleeps ten guests in four double cabins and one twin cabin that converts to a double. All cabins are air-conditioned and have their own en-suite bathroom with shower.
Watersports & equipment
Water toys
Rendezvous diving only.
Onboard facilities
Amenities & entertainment
- Full air-conditioning
- Saloon TV and sound system
- Generator
- Flybridge lounge and dining
- Foredeck lounge
- Aft deck dining
Professional crew of three
Meet the crew
A Greek crew returning for their second season on POSEIRA.
-
Captain
Stefanos Vogiatzis
Stefanos Vogiatzis
Captain · POSEIRA
Raised in Santorini, Stefanos has been a full-time skipper since 2014 on yachts up to 65 ft and knows the Cyclades like the back of his hand. He speaks Greek, English and German.
-
Chef
Dimitris Aliferis
Dimitris Aliferis
Chef · POSEIRA
Born in 1996, Dimitris has worked in many kitchens and specialises in Mediterranean cuisine built on local products, adapting to every preference.
-
K
Deckhand
Konstantinos Tsiampoulas
Konstantinos Tsiampoulas
Deckhand · POSEIRA
In his second season on POSEIRA, Konstantinos is energetic and reliable, and loves helping guests with water sports.
Yacht photography
Photo gallery
Lagoon 55 POSEIRA – Aerial view at anchor
Lagoon 55 POSEIRA – Under sail at sunset
Lagoon 55 POSEIRA – Under sail
Lagoon 55 POSEIRA – Aft deck and saloon
Lagoon 55 POSEIRA – Aft deck lounge
Lagoon 55 POSEIRA – Aft deck dining
Lagoon 55 POSEIRA – Aft deck table
Lagoon 55 POSEIRA – Lunch on the aft deck
Lagoon 55 POSEIRA – Foredeck lounge
Lagoon 55 POSEIRA – Foredeck seating
Lagoon 55 POSEIRA – Foredeck from above
Lagoon 55 POSEIRA – Swim platform with water toys
Lagoon 55 POSEIRA – Water toys from above
Lagoon 55 POSEIRA – Water skis
Lagoon 55 POSEIRA – Water skis and wakeboard
Lagoon 55 POSEIRA – Seabob
Lagoon 55 POSEIRA – Paddle boards
Lagoon 55 POSEIRA – Flybridge dining
Lagoon 55 POSEIRA – Flybridge lounge
Lagoon 55 POSEIRA – Saloon and galley
Lagoon 55 POSEIRA – Galley
Lagoon 55 POSEIRA – Saloon dining
Lagoon 55 POSEIRA – Navigation station
Lagoon 55 POSEIRA – Plated dish
Lagoon 55 POSEIRA – Coffee on deck
Lagoon 55 POSEIRA – Drinks on the foredeck
Lagoon 55 POSEIRA – Master cabin
Lagoon 55 POSEIRA – Master cabin bed
Lagoon 55 POSEIRA – Master cabin view
Lagoon 55 POSEIRA – Master bathroom
Lagoon 55 POSEIRA – Double cabin
Lagoon 55 POSEIRA – Double guest cabin
Lagoon 55 POSEIRA – Guest cabin
Lagoon 55 POSEIRA – En-suite bathroom
Lagoon 55 POSEIRA – Queen cabin
Lagoon 55 POSEIRA – Cabin detail
Lagoon 55 POSEIRA – Shower room
Lagoon 55 POSEIRA – Twin cabin
Lagoon 55 POSEIRA – Twin cabin view
Athens · Cyclades · Saronic
Charter rates
High season
Jul – Aug
€31,000/ week
per week
Mid season
Jun, Sep
€27,000/ week
per week
Low season
Rest of the year
€22,000/ week
per week
Rates are per week, plus VAT (13% as stated by the yacht) and 25% APA (advance provisioning allowance). Base Alimos Marina, Athens. Relocation to the Cyclades costs €1,500. Embarkation or disembarkation in Santorini is charged one extra day.
FAQ
Frequently asked questions
Where does POSEIRA start her charters?
She is based at Alimos Marina, Athens. Starting in the Cyclades costs a €1,500 relocation fee, and Santorini embarkation or disembarkation adds one extra day.
What is not included in the weekly rate?
VAT and a 25% APA, which covers fuel, food, drinks, marina fees and other running expenses.
How many guests can stay on board?
Up to 10 guests in five en-suite cabins: four doubles and a twin that converts to a double.
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