SEVEN SEAS - RMK MARINE FOR SALE

SEVEN SEAS is a bespoke global explorer conceived by the renowned Dutch studio Vripack, celebrated for crafting many of the world’s most coveted expedition superyachts and explorer yachts. Leveraging decades of know-how, Vripack partnered with RMK Shipyard in Turkey to realize SEVEN SEAS, the 2024 RMK 120, a long-range luxury motor yacht engineered for ultimate autonomy. Her timeless interiors by Epikworks Interior Design welcome 10 guests across 5 cabins, highlighted by a spacious on-deck master suite. A 4,000 kg upper-deck davit handles a substantial tender, while dependable Caterpillar C32 power delivers a 3,600 nm range at her cruising speed. Built to commercial class and specified for true blue-water cruising, this explorer yacht blends robust capability with refined comfort.

Seven Seas, RMK 120

Seven Seas, the 2024 RMK 120, is a timeless expedition yacht designed by Vripack Yacht Design in Holland and built by the Turkish shipyard RMK. Conceived as a true global explorer, she incorporates key attributes that unlock remote regions of the world: a substantial 37 m length and 399 GRT; a full-displacement steel hull capped by an aluminum superstructure; reliable Caterpillar C32 engines delivering a 3,600 nm range at cruise; a robust 4,000 kg davit to carry a significant tender on deck; Quantum zero-speed stabilizers that assure complete comfort even in foul weather; and construction to commercial class, enabling both private and charter operations.

Her classic interior by Epikworks welcomes ten guests in five cabins, highlighted by a spacious master en suite positioned forward on the main deck. A fantastic sun deck crowns the yacht with a full-service bar, Jacuzzi, and generous sunpads. For efficient day-to-day operations she accommodates up to seven crew in three cabins on the lower deck alongside the mess area, while the captain’s cabin resides on the upper deck adjacent to the wheelhouse. Additional features include a commercial-grade galley, Atlas shore power converters, a lazarette aft for water-sports and dive equipment and spare parts, and a proper bridge and wheelhouse.

Main specifications

Conceived by Vripack and brought to life by RMK Marine—who also signs the naval architecture—with interiors by Epikworks, this yacht carries the prestigious class notation LR ✠ 100A1 SSC Yacht Mono G2A, (✠) LMC. She measures 36,86 m length overall with a moulded breadth of 8,6 m and a full‑load draught of 2,84 m, delivering 399 GT of gross tonnage and a displacement of 420 MT (approx.). Performance is poised and efficient, reaching 13,5 kts at maximum with a comfortable 10 kts cruise, and offering a range of 3,600 nm at 10 kn. Endurance is ensured by generous tank capacities that include 41,100 Lt of fuel, 15,320 Lt of fresh water, 11,000 Lt of grey/black water, a 900 Lt lube oil tank, a 1,340 Lt sludge tank, and a 1,134 Lt bilge tank. Her hull is fashioned in steel with an aluminum superstructure, underscoring robust capability with refined elegance.

Mechanical equipment

Power and precision define the propulsion and steering suite, led by two Cat C32 engines delivering 709 kW each at 1600 RPM and paired to two ZF W3350 gearboxes with a 4,0:1 ratio and trolling valves to ensure refined control at any speed. Drive is transmitted through MMP five-bladed fixed-pitch propellers (FPP), while a Data Hidrolik steering system and a rudder assembly of two steel rudders with stainless steel shafts provide assured handling. A Halyard exhaust system completes the robust installation.

For confident maneuvering, an OMS bow thruster, Ø498 mm and 75 kW, is hydraulically driven for immediate authority in close quarters.

Comfort underway and at anchor is assured by Quantum Zero Speed stabilization with two 3,5 m2 fins, delivering poised motion control in all conditions.

The electrical architecture is equally comprehensive, featuring a 24V DC network complemented by 230V/400V, 50Hz AC, supported by one Atlas 75 kVA shore power converter. Ship’s power is provided by two CAT C4.4 service generators rated at 69 ekW and one Northern Lights night generator at 32 ekW. Charging is managed by a Victron battery charger, with energy storage via Sonnenchein OPzV and Exide AGM gel-type batteries. Reliability is underpinned by XLPE-based, LR-certified cabling, while a Cathelco ICAF system safeguards underwater metals for long-term durability.

Lighting

Illumination throughout the yacht is meticulously specified, with navigation lighting provided by an Aquasignal 55 Series incandescent lamp, a Hella Marine Sea Hawk floodlight bathing the decks in clarity, technical areas illuminated by E-LED Oceanus and Bakeriş Compact luminaires, interiors refined by BCM Lite & Bright Series downlights, and the sea around her transformed by eight Underwater Light Ltd. QTS75 RGBW fixtures.

Navigation & communication

Engineered for confident passage-making, the bridge is equipped with a comprehensive suite that begins with dual Furuno radars: a 25 kW X-Band with an eight-foot array and a 30 kW S-Band with a ten-foot array. Precise positioning is delivered by the Saab R5 Supreme DGPS, while traffic awareness comes via the Saab R5 Supreme DGPS-AIS. The navigation picture is anchored by the Transas NS4000 ECDIS paired with Time Zero Pro charting, complemented by a Sperry Marine Jupiter 180 mm overhead magnetic compass. Depth intelligence is provided by the Furuno FE-800 with 50 kHz and 200 kHz transducers, speed by the Sperry Marine Naviknot 350 electromagnetic log, and sub-surface insight by the Furuno CH600 searchlight sonar fish finder. Real-time environmental data flows from the Airmar WX220 weather station, and critical data is echoed throughout via the B&G H5000 Hydra system with six graphical displays.

External communications are GMDSS A3 compliant, with two Sailor 7222 VHF DSC Class A units and one Sailor 6310 150 W DSC Class A MF/HF, backed by a Furuno NX700 Navtex, a Sailor 6110 Inmarsat terminal, and a Sailor 4300 Iridium L Band sat phone. Safety signaling includes a Sailor 4065 EPIRB and a Tron 20 AIS-SART, while situational awareness is enhanced by a Carlisle & Finch 500 Watt xenon searchlight. The Furuno BR500 BNWAS with three stations underpins bridge vigilance, the Phontech CIS 3100 intercom organizes internal communications across five zones, and a commanding Kahlenberg F-3 with five horns ensures the yacht’s presence is unmistakable.

Entertainment

Connectivity and entertainment are uncompromised, led by a Sailor 900 VSAT maritime Ku-band system with a 20W BUC, while GSM Internet access is delivered by a Peplink MAX-BR1-PRO with 2x2 MIMO. Six Wi‑Fi 6 dual-band Gigabit ceiling APs blanket the yacht with seamless high-speed wireless coverage, and comprehensive audio and video entertainment units—featuring exterior and interior audio units and TV units—provide immersive enjoyment throughout.

Security, alarm & monitoring system

Engineered around the LYNGSO Automation platform, the onboard security, alarm, and monitoring suite integrates a Dahua HDCVI CCTV array comprising eight PTZ dome type AHD cameras with fifteen days of recording capacity, and presents critical data on two 21-inch panel PCs complemented by three digital repeaters. The I/O architecture includes 350 DI, 15 DO, 108 AI, and 400 serial IO, ensuring comprehensive signal coverage across shipwide systems, while documentation and reporting are supported by one Epson printer.

Deck layout & deck machinery

Defined by polished stainless steel stanchions, the bulwarks and guard rails frame Burmese teak decks laid at 16 mm, setting a refined tone from bow to stern. At the foredeck, anchoring is handled by two DATA DZC 3300-2 windlass units working in concert with two Data DHC 2200 capstans, paying out two HHP 309 kg anchors on two Studlink high-tensile Ø19mm chains for assured holding power. Access and waterside living are effortless thanks to an Opacmare passerelle measuring 4710 mm, a Marquipt Sea Stairs side-boarding ladder with eight steps, and an Opacmare five-step swim platform, 700 kg. On-deck operations are supported by a Nautical Structures crane with SWL 4.000 kg, while relaxation is elevated by an Aqualife five-person spa. Weather and water integrity are ensured by Bofor weathertight hinged doors, two Bofor weathertight sliding doors, and Winel watertight sliding doors, and clear sightlines are maintained by three Wynn Hepworth window wipers.

Galley & laundry

The galley and pantry are outfitted with Miele appliances throughout, delivering precise performance and refined efficiency for every culinary task, while the dedicated laundry area is likewise equipped with Miele appliances to ensure reliable, high-capacity care for linens and wardrobe.

Systems

Engineered for unwavering reliability and quiet luxury, the yacht’s systems are meticulously specified. The fresh water system is plumbed in U-PVC and C-PVC, driven by Headhunter AQX-230 pumps and supported by two FCI ATLAS watermakers rated at 13.632 lt/day each. Domestic hot water is assured by three 100-litre Solareks boilers, with tanks fitted with two 4,5 kW elements to deliver rapid, efficient heating.

Waste management is equally robust. The grey water system runs through U-PVC piping with dependable Desmi pumps, while the black water system employs U-PVC and C-PVC piping, again with Desmi pumps, and features eleven Tecma Silence Plus toilets feeding a Hamann HLCP025 sewage treatment unit for clean, compliant discharge.

For critical safety and service functions, the bilge and fire main utilize CuNiFe piping with Desmi pumps, and the seawater system likewise benefits from CuNiFe piping for long-term corrosion resistance. Deck drainage is handled by steel piping below the main deck to ensure swift runoff in all conditions. Fuel is managed through stainless-steel piping with Desmi pumps and a single Alfa Laval 503 diesel oil separator for pristine fuel polishing. The lube and dirty oil system is also executed in stainless-steel piping and powered by Desmi pumps, while the tank vent system is finished in durable steel to safeguard pressure balance and integrity.

Compressed air is distributed through stainless-steel piping and delivered by a Dalgakıran TIDY-4 service air compressor producing 7 bar at 24,6m³/h. The hydraulic systems employ steel piping, with a main HPU and PTO’s supplying core functions, and the swim platform and pasarella each served by their own dedicated HPU’s for smooth, independent operation.

Climate control is refined and whisper-quiet. Chilled water piping is in PVC, with fresh air and exhaust routed through flexible ducting. The chilled water plant is a single Flow Marine 43,9 kW shell/tube titanium condenser with VFD-controlled three 15 kW scroll-type compressors and an additional 20 kW heater barrel for the heating process. Ventilation is delivered by two ELTA 7,5 kW supply and exhaust fans, complemented by fifteen Heinen Hoppman in-line air supply fans. A carefully graded fan-coil array optimizes comfort throughout: two 10K BTU, three 12K BTU, four 16K BTU, six 18K BTU, and five 24K BTU units, supported by four 400 CFM FAMU for balanced fresh air make-up.

Fire protection is comprehensive and discreet, with a Survitech low-pressure sprinkler system serving the accommodation spaces, a CO2 system dedicated to the engine room, two seawater firefighting pumps positioned in the engine room for rapid response, and portable fire extinguishers placed in every room for immediate, localized protection.

Other

Safety and resilience are thoughtfully addressed, with four Survitec life rafts each accommodating sixteen persons. All windows and portlights are heat-tempered for enhanced strength. Fire insulation is specified in Rockwool, and comfort insulation likewise utilizes Rockwool for a cohesive, robust barrier throughout.

Disclaimer

Details of this yacht are offered in good faith, yet neither the accuracy of the information nor the condition of the vessel can be guaranteed or warranted. This yacht is offered subject to prior sale, price change, or withdrawal from the market without notice. The material is provided as a convenience to clients by the broker and is not intended to constitute direct representation of a specific yacht for sale.