Grayone Description
The Sunreef 80 GRAYONE is a stunning 2020-built luxury catamaran that combines contemporary design with exceptional comfort and space. Her striking dark-grey hull and sleek lines make her stand out in any marina, while three expansive teak decks provide multiple areas for relaxation and entertainment. GRAYONE accommodates up to 8 guests in 4 elegant cabins (3 doubles and 1 twin), all designed with a stylish modern interior featuring elegant finishes, navy tones, and warm accents that create a welcoming atmosphere. Guests can enjoy several outdoor living spaces including the aft cockpit for alfresco dining, a spacious flybridge with panoramic views, and a foredeck lounge with a bar and wine cellar. A wide electro-hydraulic swim platform, powerful 35-knot tender, and exciting water toys ensure endless fun on the water, all supported by a professional crew of 5 dedicated to delivering an unforgettable charter experience. ⛵✨
Cruising Area of Grayone
Accommodations
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
Specification
Raymarine VHF and handheld Radio
Starlink Wifi
Water Sports
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 
Entertainment
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
Cuisine
Green Initiatives
Filtration system for mineral water
Grayone Crew Profile
Captain
Chef
Captain: Dimitris Ntasis
Captain Dimitris, born in 1991, is an accomplished sailor and multilingual professional whose lifelong passion for the sea began at just six years old, sailing in the Optimist class. By the age of eight, he had already secured his first bronze medal, marking the start of an impressive competitive career that has earned him over 25 distinctions across the Laser, Europe, Lightning, and 25f classes. Having spent much of his life navigating the Aegean and Ionian Seas aboard his father’s vessel, Dimitris possesses in-depth knowledge of Greek island destinations, hidden coves, and prime mooring spots. Today, he brings extensive experience in yacht management and crew leadership, combining technical expertise with a commitment to continuous professional development. He holds an array of certifications, including STCW, Master of Yachts Professional (200GT), motorboat driving license up to 24m, Skipper license, as well as training in security awareness, first aid, and shipboard cooking. Renowned for his exceptional boat handling, calm leadership, and ability to anticipate guest needs, Dimitris consistently delivers high-level service, including for VVIP clientele. Beyond navigation, he is highly skilled in yacht maintenance and technical operations, ensuring smooth and safe cruising at all times. Passionate about fishing and diving, he enjoys sharing authentic sea experiences with guests, making every journey aboard GrayOne both memorable and personalized.
Previous Yacht: Aloia 80
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: Stretovych Tamara
Born in Ukraine in 1982, (Tami) relocated to Athens, Greece at the age of 14, where she grew up and completed her education. With a strong background in hospitality, she spent seven years working in bars and restaurants, developing a solid foundation in guest service, teamwork, and high-pressure environments. In 2016, she transitioned into the yachting industry, beginning her career on sailing boats in Greece, where she quickly adapted to the dynamic demands of charter life. Tami is highly communicative, social, and approachable, with a naturally calm and attentive demeanor that puts guests at ease. Known for her cleanliness, attention to detail, and careful approach to her duties, she takes great pride in maintaining high standards on board. Her strong organizational skills allow her to manage busy charters efficiently, ensuring a seamless and enjoyable experience for guests. Empathy is at the core of her personality, and she genuinely enjoys taking care of others, anticipating their needs and delivering exceptional service. Tami 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.
Stewardess: TBA
Deckhand: TBA
Grayone Calendar
AvailableBookedBooked Half-dayHold (can be challenged)Unavailable| Mar 2026 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
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| Apr 2026 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
| May 2026 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
| Jun 2026 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
| Jul 2026 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
| Aug 2026 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
| Sep 2026 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
| Oct 2026 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
| Nov 2026 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
| Dec 2026 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
| Jan 2027 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
| Feb 2027 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |||
| Mar 2027 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
Grayone Reservations & Port Locations
| Start Date | End Date | Details (Holds can be challenged) |
|---|---|---|
| May 11, 2026 | May 27, 2026 | Booked: Athens to Athens |
| May 28, 2026 | Jun 03, 2026 | Booked: Athens to Athens |
| Jun 05, 2026 | Jun 14, 2026 | Booked: Athens to Athens |
| Aug 01, 2026 | Aug 08, 2026 | Booked: Athens to Athens |
| Sep 20, 2026 | Oct 04, 2026 | Booked: Athens to Athens |
Grayone Rates / week
The prices shown are for the entire yacht for a week-long (7 nights) charter.Low price: €56,000
High price: €77,000
The high and low prices of this yacht depend on both the number of guests and the traveling season. Send us an inquiry for exact pricing.
Yacht terms: Plus Expenses
The price includes a professional crew operating your chartered yacht, but all running expenses such as fuel, tax, provisions and any other costs are extra. Calculate between 20-30% for a sailing yacht and 30-40% for a motor yacht on top of the given rate with an APA cash payment made to the ships agent or captain, who will keep an open tap and produce full accounts of all expenditures. Unused APA money will be refunded. Inquire for more information.
ADDITIONAL RATE DETAILS
2026 Weekly Rates
High Season: EUR 77,000 per week (June 15th - Sept 15th)
Mid Season: EUR 67,000 per week (May 1st - June 14th and Sept 16th - Oct 31st)
Low Season: EUR 56,000 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.
