SEVEN SEAS - RMK MARINE FOR SALE

SEVEN SEAS is a bespoke, world-roaming explorer conceived by the acclaimed Dutch studio Vripack, celebrated for crafting many of the premier expedition yachts on the water. Leveraging that deep expertise, Vripack partnered with RMK Shipyard in Turkey to realize SEVEN SEAS, the 2024 RMK 120—a luxury motor yacht and true explorer yacht that fuses superyacht sophistication with real expedition capability.

Her Epikworks Interior Design décor is timeless and refined, accommodating 10 guests in five staterooms, including a generous main-deck owner’s suite. Outdoor living shines with an infinity pool on the aft main deck, and an upper-deck 4,000 kg davit supports a sizable tender for far-flung adventures. Driven by Caterpillar C32 power, she delivers a cruising range of about 3,600 nm and is built to commercial-class standards for authentic bluewater passages, making her a long-range displacement expedition motor yacht with the poise and presence of a superyacht.

Seven seas, rmk 120

SEVEN SEAS, the 2024 RMK 120, is a timeless expedition yacht conceived by Vripack Yacht Design in Holland and brought to life by the Turkish shipyard RMK. Purpose-built as a true global explorer, she combines a substantial 37 m length and 399 GRT with a full-displacement steel hull and aluminum superstructure, then drives that capability with Caterpillar C32 power for a 3,600 nm range at cruise. A robust 4,000 kg davit carries a serious on-deck tender, Quantum zero speed stabilizers ensure unwavering comfort even in foul weather, and commercial-class construction enables effortless transition between private and charter service. Inside, Epikworks has curated a classic, enduring decor; accommodation is for 10 guests in 5 cabins, highlighted by a generous main-deck master suite forward. Outdoors, a centerline infinity pool graces the main deck aft, while the expansive sundeck invites long, easy days with a full-service bar, jacuzzi, and broad sunpads. For seamless daily operations, up to 7 crew are berthed in 3 lower-deck cabins adjacent to a practical mess, with the captain’s cabin just off the upper-deck wheelhouse. A commercial-grade galley, Atlas shorepower conversion, a well-organized aft lazarette for watersports and dive gear plus spares, and a proper bridge complete a yacht engineered for far horizons and refined comfort.

Main specifications

The pedigree is unmistakable: Designer Vripack, Naval Architecture RMK Marine, Interior Design Epikworks, and Builder RMK Marine. She is classed LR ✠ 100A1 SSC Yacht Mono G2A, (✠) LMC. Principal dimensions and capacities are equally compelling, with a length overall of 36,86 m, a moulded breadth of 8,6 m, and a full-load draught of 2,84 m. She measures 399 GT and displaces approximately 420 MT. Performance is purposeful and economical, offering a maximum speed of 13,5 knots and a comfortable 10 knots cruise with a range at 10 knots of 3,600 nm. Endurance is assured by 41,100 Lt of fuel, supported by 15,320 Lt of fresh water, 11,000 Lt of grey/black water capacity, a 900 Lt lube oil tank, a 1,340 Lt sludge tank, and a 1,134 Lt bilge tank. Structure is all-ocean robust, with a steel hull under an aluminum superstructure.

Mechanical equipment

Her propulsion and steering suite is engineered for dependable passage-making: twin Cat C32 engines deliver 709 kW each at 1600 RPM, turning through two ZF W3350 (4,0:1) gearboxes with trolling valves to an MMP five-bladed fixed-pitch propeller setup. Directional authority comes via a Data Hidrolik steering system and two steel rudders with stainless steel shafts, while exhaust is managed by Halyard. Manoeuvrability is enhanced with an OMS bow thruster, Ø498 mm and 75 kW, hydraulically driven. For stabilization, Quantum Zero Speed fins—two at 3,5 m² each—assure comfort both underway and at rest. The electrical architecture is equally robust: a 24V DC and 230V/400V 50 Hz network is supported by one Atlas 75 kVA shore power converter, two CAT C4.4 69 ekW service generators, and one Northern Lights 32 ekW night generator, with Victron chargers feeding Sonnenchein OPzV and Exide AGM gel-type batteries through XLPE-based LR-certified cabling; hull protection employs Cathelco ICAF.

Lighting

Visibility and ambiance are meticulously curated, with Aquasignal 55 Series incandescent navigation lights and Hella Marine Sea Hawk floodlighting, while technical areas are illuminated by E-LED Oceanus and Bakeriş Compact luminaires. Interiors glow with BCM Lite & Bright Series downlights, and below the waterline she is dramatically accented by eight Underwater Light Ltd. QTS75 RGBW fixtures.

Navigation & communication

Her bridge is comprehensively outfitted for bluewater confidence: external communication meets GMDSS A3 standards, with radar coverage by a Furuno 25 kW X-band 8 ft array and a Furuno 30 kW S-band 10 ft array. Positioning is via Saab R5 Supreme DGPS with AIS integration through Saab R5 Supreme DGPS-AIS, and safety signaling includes a Sailor 4065 EPIRB and Tron 20 AIS-SART. Night or foul-weather search is aided by a Carlisle & Finch 500 Watt Xenon searchlight, and heading is steadied by a Sperry Marine Jupiter 180 mm overhead magnetic compass. Electronic navigation combines Transas NS4000 ECDIS with Time Zero Pro, while an Airmar WX220 weather station, Furuno FE-800 echosounder with 50 kHz and 200 kHz transducers, and a Sperry Marine Naviknot 350 electromagnetic speed log deepen situational awareness. A Furuno CH600 searchlight sonar adds fish-finding capability; B&G H5000 Hydra with six graphical displays repeats vital data around the yacht. Internal coordination is streamlined by a Phontech CIS 3100 intercom across five zones. Radio fit includes two Sailor 7222 VHF DSC Class A sets and one Sailor 6310 150 W MF/HF DSC Class A, supported by a Furuno NX700 Navtex, Sailor 6110 Inmarsat, a Sailor 4300 Iridium L-Band satphone, a Furuno BR500 BNWAS with three stations, and a commanding Kahlenberg F-3 ship’s horn with five trumpets.

Entertainment

Onboard life stays seamlessly connected and effortlessly entertaining thanks to a Sailor 900 VSAT maritime Ku-band system with a 20 W BUC, GSM internet via a Peplink MAX-BR1-PRO with 2x2 MIMO, and a mesh of six Wi‑Fi 6 dual-band Gigabit ceiling access points. Exterior and interior audio systems and TV units are integrated to deliver immersive sound and picture throughout.

Security, alarm & monitoring system

Situational awareness and systems oversight are anchored by LYNGSO Automation, with CCTV coverage via eight Dahua HDCVI PTZ dome-type AHD cameras and 15 days of recording capacity. The monitoring interface comprises two 21-inch panel PCs and three digital repeaters, handling 350 DI, 15 DO, 108 AI, and 400 serial I/O points, while one Epson printer provides hard-copy logging and reports.

Deck layout & deck machinery

On deck, polished stainless-steel stanchions define bulwarks and guard rails, and ground tackle is fully professional with two DATA DZC 3300‑2 windlasses working with two Data DHC 2200 capstans. The anchoring suite includes two HHP anchors at 309 kg each with two studlink high‑tensile Ø19 mm chains. Teak decking in Burmese 16 mm underfoot sets a warm tone, while leisure features include an Aqualife five‑person jacuzzi SPA. Handling heavy loads is easy with a Nautical Structures crane rated SWL 4.000 kg. Boarding and water access are refined by an Opacmare passerelle at 4710 mm, a Marquipt Sea Stairs side boarding ladder with 8 steps, and an Opacmare swim platform with 5 steps and a 700 kg rating. Weathertight hinged doors by Bofor, watertight sliding doors by Winel, additional weathertight sliding doors by Bofor, and three Wynn Hepworth wipers complete a purposeful, seagoing specification.

Galley & laundry

Culinary and housekeeping standards are uncompromising, with a full suite of Miele appliances in the galley and pantry, mirrored by Miele equipment in the laundry for professional-grade care and reliability.

Systems

The freshwater system employs U‑PVC and C‑PVC piping, powered by Headhunter AQX‑230 pumps and secured by two FCI ATLAS watermakers delivering 13.632 литров в сутки каждый, with hot water from three Solareks 100‑литровых бойлера и баками с тэнами 2×4,5 кВт. Grey water is routed through U‑PVC piping with Desmi pumps. The black water system uses U‑PVC and C‑PVC piping with Desmi pumps, eleven Tecma Silence Plus toilets, and Hamann HLCP025 sewage treatment. Bilge and fire lines are in CuNiFe with Desmi pumps, and seawater circuits are likewise CuNiFe. Deck drains run in steel below the main deck. Fuel transfer and polishing are plumbed in stainless steel with Desmi pumps and one Alfa Laval 503 diesel oil separator, while lube and dirty oil circuits also use stainless-steel piping with Desmi pumps. Tank vents are in steel. Compressed air runs through stainless-steel piping with a Dalgakıran TIDY‑4 service compressor at 7 bar and 24,6 м³/ч. The hydraulic network uses steel piping with main HPUs and PTOs, plus dedicated HPUs for the swim platform and passerelle. HVAC features PVC chilled-water piping, flexible fresh-air and exhaust ducting, and one Flow Marine 43,9 kW shell/tube titanium condenser with VFD‑controlled three 15 kW scroll‑type compressor and an additional 20 kW heater barrel for the heating cycle; airflow is driven by two ELTA 7,5 kW supply/exhaust fans and fifteen Heinen Hoppman in‑line air supply fans. Climate delivery is tuned through fan coils comprising two 10K BTU, three 12K BTU, four 16K BTU, six 18K BTU, five 24K BTU units, and four 400 CFM FAMU modules. Fire protection includes a Survitech низкого давления спринклерная система в жилых помещениях, CO2‑система в машинном отделении, два пожарных насоса забортной воды в МО и переносные огнетушители в каждом помещении.

Other

Safety and comfort are further supported by four Survitec life rafts for 16 persons each, heat-tempered windows and portlights, and comprehensive Rockwool insulation for both fire protection and acoustic/thermal comfort.

Disclaimer

The details of this yacht are offered in good faith, but no guarantee is made regarding the accuracy of this information or the condition of the vessel. This yacht is offered subject to prior sale, price change, or withdrawal from the market without notice. The information is provided as a convenience to clients and is not intended to constitute direct representation of a specific yacht for sale.