GRAYONE
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GRAYONE

Sunreef Yachts · Sailing Catamaran

Starting at €56,000 base charter rate About $60,480 at CYA’s US-dollar conversion
  • Greece
  • 78 ft (23.9 m) Sailing Catamaran
  • Accommodates up to 8 guests
  • 4 cabins · 3 Double, 1 Twin
  • 5 crew
  • Rendezvous diving with a local dive operator

About GRAYONE

GRAYONE is a 78 ft Sunreef Yachts sailing catamaran accommodating up to 8 guests in 4 cabins. Built in 2020. Cruising areas: Greece.

Featuring 4 very Luxurious cabins with TV and safe, accommodating 8 guests
1 Master Cabin en-suite
2 VIP Cabin en-suite
1 Twin Cabin en-suite

Destinations & cruising areas

  • Greece

Charter rates & seasons

Mid Season 2026 B

Sep 16, 2026 – Oct 31, 2026

€67,000Base charter rate

Area
Greece
Base port
Athens, Greece
Charter terms
Plus Expenses · MYBA
Taxes & APA
VAT 6.5%
Rate details

High Season: Euro 77000 per week (June 15th - Sept 15th)
Mid Season: Euro 67000 per week (May 1st - June 14th and Sept 16th - Oct 31st)
Low Season: EURO 56000 per week (rest months)
Plus all expenses (V.A.T. 6,5% & APA 25%)

Charters for less than a week are only available upon request and the weekly rate is divided by 6.

If the yacht is chartered from a location other than the home port, the charter is subject to a relocation fee + 6,5% VAT.

Relocation Fees: Catamarans 80 ft, Motor yachts and power catamarans according to fuel consumption

**Please note due to logistics, charters with embarkation or disembarkation in Santorini will be charged one extra day + 6,5% VAT.

Low Season 2026 B

Nov 1, 2026 – Dec 31, 2026

€56,000Base charter rate

Area
Greece
Base port
Athens, Greece
Charter terms
Plus Expenses · MYBA
Taxes & APA
VAT 6.5%
Rate details

High Season: Euro 77000 per week (June 15th - Sept 15th)
Mid Season: Euro 67000 per week (May 1st - June 14th and Sept 16th - Oct 31st)
Low Season: EURO 56000 per week (rest months)
Plus all expenses (V.A.T. 6,5% & APA 25%)

Charters for less than a week are only available upon request and the weekly rate is divided by 6.

If the yacht is chartered from a location other than the home port, the charter is subject to a relocation fee + 6,5% VAT.

Relocation Fees: Catamarans 80 ft, Motor yachts and power catamarans according to fuel consumption

**Please note due to logistics, charters with embarkation or disembarkation in Santorini will be charged one extra day + 6,5% VAT.

2027 Low Season (January 1st - May 31st and October 1st - December 31st)

Jan 1, 2027 – May 31, 2027

€57,000Base charter rate

Area
Greece
Base port
Athens, Greece
Charter terms
Plus Expenses · MYBA
Taxes & APA
VAT 6.5% · APA 25.0%
Rate details

High Season: Euro 77000 per week (June 15th - Sept 15th)
Mid Season: Euro 67000 per week (May 1st - June 14th and Sept 16th - Oct 31st)
Low Season: EURO 56000 per week (rest months)
Plus all expenses (V.A.T. 6,5% & APA 25%)

RATES 2027
High Season: Euro 78000 per week (July and August)
Mid Season: Euro 68000 per week (June and Sept)
Low Season: EURO 57000 per week (rest months)
Plus all expenses (V.A.T. 6,5% & APA 25%)

Charters for less than a week are only available upon request and the weekly rate is divided by 6.

If the yacht is chartered from a location other than the home port, the charter is subject to a relocation fee.

Relocation Fees: Catamarans 80 ft, Motor yachts and power catamarans according to fuel consumption

**Please note due to logistics, charters with embarkation or disembarkation in Santorini will be charged one extra day.

2027 Mid Season (June 1st - 30th and September 1st - 30th)

Jun 1, 2027 – Jun 30, 2027

€68,000Base charter rate

Area
Greece
Base port
Athens, Greece
Charter terms
Plus Expenses · + ALL
Taxes & APA
VAT 6.5% · APA 25.0%
Rate details

High Season: Euro 77000 per week (June 15th - Sept 15th)
Mid Season: Euro 67000 per week (May 1st - June 14th and Sept 16th - Oct 31st)
Low Season: EURO 56000 per week (rest months)
Plus all expenses (V.A.T. 6,5% & APA 25%)

RATES 2027
High Season: Euro 78000 per week (July and August)
Mid Season: Euro 68000 per week (June and Sept)
Low Season: EURO 57000 per week (rest months)
Plus all expenses (V.A.T. 6,5% & APA 25%)

Charters for less than a week are only available upon request and the weekly rate is divided by 6.

If the yacht is chartered from a location other than the home port, the charter is subject to a relocation fee.

Relocation Fees: Catamarans 80 ft, Motor yachts and power catamarans according to fuel consumption

**Please note due to logistics, charters with embarkation or disembarkation in Santorini will be charged one extra day.

2027 High Season (July 1st - August 31st)

Jul 1, 2027 – Aug 31, 2027

€78,000Base charter rate

Area
Greece
Base port
Athens, Greece
Charter terms
Plus Expenses · + ALL
Taxes & APA
VAT 6.5% · APA 25.0%
Rate details

High Season: Euro 77000 per week (June 15th - Sept 15th)
Mid Season: Euro 67000 per week (May 1st - June 14th and Sept 16th - Oct 31st)
Low Season: EURO 56000 per week (rest months)
Plus all expenses (V.A.T. 6,5% & APA 25%)

RATES 2027
High Season: Euro 78000 per week (July and August)
Mid Season: Euro 68000 per week (June and Sept)
Low Season: EURO 57000 per week (rest months)
Plus all expenses (V.A.T. 6,5% & APA 25%)

Charters for less than a week are only available upon request and the weekly rate is divided by 6.

If the yacht is chartered from a location other than the home port, the charter is subject to a relocation fee.

Relocation Fees: Catamarans 80 ft, Motor yachts and power catamarans according to fuel consumption

**Please note due to logistics, charters with embarkation or disembarkation in Santorini will be charged one extra day.

Mid Season 2027 B

Sep 16, 2027 – Oct 31, 2027

€67,000Base charter rate

Area
Greece
Base port
Athens, Greece
Charter terms
Plus Expenses · MYBA
Taxes & APA
VAT 6.5%
Rate details

High Season: Euro 77000 per week (June 15th - Sept 15th)
Mid Season: Euro 67000 per week (May 1st - June 14th and Sept 16th - Oct 31st)
Low Season: EURO 56000 per week (rest months)
Plus all expenses (V.A.T. 6,5% & APA 25%)

Charters for less than a week are only available upon request and the weekly rate is divided by 6.

If the yacht is chartered from a location other than the home port, the charter is subject to a relocation fee + 6,5% VAT.

Relocation Fees: Catamarans 80 ft, Motor yachts and power catamarans according to fuel consumption

**Please note due to logistics, charters with embarkation or disembarkation in Santorini will be charged one extra day + 6,5% VAT.

Low Season 2027 B

Nov 1, 2027 – Dec 31, 2027

€56,000Base charter rate

Area
Greece
Base port
Athens, Greece
Charter terms
Plus Expenses · MYBA
Taxes & APA
VAT 6.5%
Rate details

High Season: Euro 77000 per week (June 15th - Sept 15th)
Mid Season: Euro 67000 per week (May 1st - June 14th and Sept 16th - Oct 31st)
Low Season: EURO 56000 per week (rest months)
Plus all expenses (V.A.T. 6,5% & APA 25%)

Charters for less than a week are only available upon request and the weekly rate is divided by 6.

If the yacht is chartered from a location other than the home port, the charter is subject to a relocation fee + 6,5% VAT.

Relocation Fees: Catamarans 80 ft, Motor yachts and power catamarans according to fuel consumption

**Please note due to logistics, charters with embarkation or disembarkation in Santorini will be charged one extra day + 6,5% VAT.

High Season 2026

Jun 15, 2026 – Sep 15, 2026

€77,000Base charter rate

Area
Greece
Base port
Athens, Greece
Charter terms
Plus Expenses · MYBA
Taxes & APA
VAT 6.5%
Rate details

High Season: Euro 77000 per week (June 15th - Sept 15th)
Mid Season: Euro 67000 per week (May 1st - June 14th and Sept 16th - Oct 31st)
Low Season: EURO 56000 per week (rest months)
Plus all expenses (V.A.T. 6,5% & APA 25%)

Charters for less than a week are only available upon request and the weekly rate is divided by 6.

If the yacht is chartered from a location other than the home port, the charter is subject to a relocation fee + 6,5% VAT.

Relocation Fees: Catamarans 80 ft, Motor yachts and power catamarans according to fuel consumption

**Please note due to logistics, charters with embarkation or disembarkation in Santorini will be charged one extra day + 6,5% VAT.

Rates are as published by the yacht and may exclude expenses, taxes and gratuities depending on the charter terms. Final pricing is confirmed in your charter quote.

Availability

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Ask about your dates

Specifications

Type
Sailing Catamaran
Builder
Sunreef Yachts
Year built
2020
Length
78 ft (23.9 m)
Beam
38 ft (11.5 m)
Draft
13 ft (4.1 m)
Flag
Malta
Cruising speed
8.0 knots
Max speed
11.0 knots
Cruising range
650
Fuel consumption
100 2
Engines
2x John Deere 280HP - Diesel Normal cruise 80 L/Hrs Fast Cruise 100 L/Hrs 2x Kopher 20KW, automatic parallel running
Watermaker
Yes
Air conditioning
Full
A/C at night
yes
Stabilizers
No
Communications
Raymarine VHF and handheld Radio Starlink Wifi

Accommodation & cabin layout

Cabins
4
Guests
8
Double cabins
3
Twin cabins
1
Showers
4
Children welcome
Yes

Charter preferences

Kosher meals
On request
Special diets
On request
LGBTQ+ charters
Yes
Clothing-optional charters
On request
Crew smokes
On request

Amenities & onboard facilities

  • Bimini
  • Board Games × 6Catan, chess, snakes and ladders, cards against humanity, exploding kittens and many more
  • Books
  • Deck Shower
  • Dining8 P
  • Generator
  • Smoking AllowedOutdoor areas only
  • Gym × 5Fitness trail elliptical trainer, Yoga Mats, Yoga Ball, 6 x Gym weights, 4 x TRX bungee bands equipment
  • Hair Dryer
  • Ice Maker
  • Inverter
  • Internet/WiFiOnboard WIFI
  • Hatches
  • Salon Stereo
  • VCR/DVD

Featuring 4 very Luxurious cabins with TV, accommodating 8 guests
1 Master Cabin en-suite
2 VIP Cabin en-suite
1 Twin Cabin en-suite

AC throughout the yacht
TV and safe in all cabins
Shampoo, Conditioner, Shower Gel, Body Lotion (L'occitane)
Wine Cooler (x2)
Sunscreen provided
PS5
Karaoke system
Board games: Catan, chess, snakes and ladders, cards against humanity, exploding kittens and many more
Gym equipment: Fitness trail elliptical trainer, Yoga Mats, Yoga Ball, 6 x Gym weights, 4 x TRX bungee bands equipment

5.1 Surround in the saloon powered by Yamaha
Two Speakers on the Bow
Two Speakers on flybridge
Two Speakers on stern
I-pad

Tender & water toys

  • Boarding LadderStern Hydraulic
  • Dinghysize: Castoldi 16ft jet, paxes: 7, engine: 110
  • Fishing Gearrods: 1
  • Sea Bobs × 2
  • Snorkel Gear
  • Stand-up Paddle Boards × 2
  • Swim PlatformHydraulic aft swimming platfor
  • Tube
  • Wakeboards
  • Water Skis Adult
  • Water Skis Kids

Castoldi Jet 16 ft Tender 110 HP
Seabob (2)
Flightscooter (2)
Wakeboard (1)
SUP (2)
Inflatable for Kids (1)
Waterski (2, for adults and for children)
Snorkeling equipment
Fishing gear

*All particulars are given in good faith and are believed to be correct but cannot be guaranteed.

Scuba diving

Scuba diving
Yacht offers Rendezvous Diving only
Air compressor
Not Onboard

Meet the crew

Captain: Spiros Kourpadakis

Spiros, Captain of GrayOne, brings extensive experience in commanding both luxury sailing and motor yachts, delivering seamless operations for high-end charters and private voyages. With a strong foundation in navigation, crew leadership, and emergency response, he ensures every journey is conducted with precision, safety, and professionalism. Holding an RYA Yachtmaster Ocean certification from the Royal Yachting Association in Athens, Spiros combines technical expertise with a refined approach to guest service. He is passionate about designing tailor-made itineraries that reflect each guest’s preferences, creating memorable and personalized experiences on board. Fluent in English, French, and Greek, he communicates effortlessly with an international clientele while fostering a welcoming atmosphere. Deeply committed to safety as a top priority, Spiros also embraces a forward-thinking mindset, aiming to contribute to a more sustainable future in yachting through dedication, strong work ethic, and long-term vision.

Chef: George Mistridis

With a deep-rooted passion for the culinary arts and a career spanning over two decades, Chef George brings a wealth of refined expertise to the galley of Gray One. Trained and armed with a lifelong dedication to excellence, George crafts unforgettable gastronomic experiences with precision, creativity, and soul.

His approach to cuisine reflects his extensive knowledge of Mediterranean flavors, global techniques, and an unwavering commitment to quality. Fluent in the language of fine dining and seamless service, George combines elegance with innovation, offering guests onboard a voyage of taste that rivals the beauty of the open sea.

A true professional, Chef George embodies the harmony of skill, discipline, and heartfelt hospitality—making every meal aboard Gray One a celebration of flavor and finesse.

Chief Stewardess: Angeliki Tziata

Angeliki is the welcoming Chief Stewardess on board, bringing a unique combination of hospitality, seamanship, and a genuine passion for guest care. Having worked on luxury sailing catamarans throughout the Mediterranean, she is dedicated to creating a relaxed and enjoyable atmosphere for every guest on board. With experience as both a Stewardess and Deck/Stew, she is skilled in guest service, interior management, and supporting deck operations during busy charters. Her calm, organized, and positive approach ensures smooth daily operations and high standards throughout the vessel. Holding a background in Marine Biology and international experience in team-based environments, Angeliki brings professionalism, adaptability, and attention to detail to her role. She is fluent in English, Greek, and German. She brings a consistently positive attitude to her role and is recognized for her strong work ethic, commitment, and flexibility, making her a reliable and valued Chief Stewardess on board M/Y GrayOne.

Deck/Stew: Andre West

Andre is a dedicated and hardworking stew/deck aboard the catamaran Grayone, known for his commitment to excellence and strong work ethic. He thrives in a dual-role position, seamlessly balancing interior service with deck responsibilities to ensure a high standard is maintained throughout the vessel. Andre excels at creating a welcoming, guest-focused atmosphere while also supporting smooth deck operations, contributing to an exceptional onboard experience.

With a background in hospitality management, including roles at Kapensis Guesthouse and Ludicks Guest Farm, Andre brings valuable experience in guest service, team coordination, and operational efficiency. His keen eye for detail, proactive approach, and ability to anticipate guest needs make him a reliable and versatile crew member. Passionate about outdoor activities and animal welfare, Andre is continuously seeking opportunities for personal and professional growth while delivering outstanding service on board.

Deckhand: Simao Tiago

Simão, a 26-year-old Portuguese deckhand, joins Grayone with a deep-rooted passion for the ocean and five years of coastal living experience in Australia. An avid surfer, diver, snowboarder, and rock climber, he brings an adventurous spirit, resilience, and adaptability that perfectly suit life at sea. As a dedicated deckhand, Simão is committed to maintaining the vessel to the highest standards, assisting with all deck operations, and ensuring guest safety and enjoyment during water-based activities. His background in hospitality has equipped him with strong interpersonal skills and a natural ability to provide attentive, friendly service, enhancing the overall onboard experience. Known for his strong work ethic and positive attitude, Simão is a reliable and energetic crew member who takes pride in contributing to a smooth and professional operation on board Grayone, always ready to go the extra mile to support both crew and guests.

Previous Yacht: 7th Heaven

Spiros Kourpadakis, Captain

Spiros Kourpadakis

Captain

Greek · Speaks English, Greek, French

George Mistridis, Chef

George Mistridis

Chef

Angeliki Tziata, Chief Stewardess

Angeliki Tziata

Chief Stewardess

Andre West, Deckhand/ Stew

Andre West

Deckhand/ Stew

Simao Tiago, Deckhand

Simao Tiago

Deckhand

Guest reviews

Guest Comments September 2026

12th of September, 2026 - 20th of September, 2026

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Guest Comments July 2026

18/07/26-28/07/26

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Guest Comments July 2026

07/07/26-17/07/26

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Guets Comments August 2025

16/8/25-23/8/25

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Client Comments July 2025

16/07/25 - 23/07/25

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Client Comments June 2025

28/06/25-05/07/25

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Client Comments August 2024

23/08/204-31/08/2024

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Client Comments June 2024

29/06/2024-06/07/2024

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Client Comments June 2024

23/06/2024-28/06/2024

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Client Comments June 2024

08/06/2024-15/06/2024

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Client Comments August 2023

19/08/2023 - 25/08/2023

Guest review

Client Comments July 2023

02/07/2023 - 09/07/2023

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Request yacht details

Yacht information is supplied by the yacht’s central agent and may change. We verify every detail with the yacht before you book. Listing last updated September 17, 2026.

Yacht data provided by Central Yacht Agent.