PROJECT PETRA by RMK Yachts is a next-generation 49.9m platform offered in three distinct editions.
CORE is the baseline configuration, preserving the original design intent through a streamlined, efficiency-led layout. AURA is a lifestyle-led reconfiguration, created to maximise onboard living and social experience.INFINITE extends the PETRA platform into an exploration-led edition, enhancing technical capability, autonomy, and deck utility.
Built around a single refined naval architecture and engineering platform, PROJECT PETRA has been conceived to offer exceptional flexibility - allowing each owner to choose the edition that best reflects their intended use, from pure operational simplicity to elevated lifestyle living or extended expedition capability.Highlights

Designed as a platform with three distinct versions: AURA, CORE, and INFINITE
Built as a true explorer yacht for long-range ocean travel
Steel hull + aluminium superstructure for strength and durability
Designed by Hot Lab with a bold, architectural exterior style
Interior concept focused on natural materials and “quiet luxury” aesthetics
Emphasis on flexibility and owner customisation across layouts
Seamless indoor–outdoor flow via flush exterior salon and skylounge doors
Full-height windows throughout
Master cabin with private balcony
Dedicated storage for toys, diving gear, and expedition equipment
Enhanced expedition capability for remote cruising and operations
Spacious exterior spaces
Delivery 24 months from keel laying

AURAAURA is a lifestyle-led reconfiguration, designed to maximise onboard living and social experience. With capacity for up to 14 guests, it prioritises leisure, wellness, and entertainment through a highly activated deck arrangement. It delivers the highest onboard density in the range while maintaining a refined, experience-focused flow between indoor and outdoor spaces.
Key features:

Seventh guest cabin - sleeping 14 guests
Gym onboard
Fold-down bulwarks on main deck aft for expanded sea-level space
Maind deck aft functions as a convertible hosting/party area
Main deck aft pool
Diving / watersports equipment room
Cinema / Gaming Room
Tender capacity on MD Aft - 8,60m


CORECORE represents the baseline model of the PETRA design, preserving the original architectural and engineering intent without reallocation toward specialised functions. Designed for operational clarity, efficiency, and long-range reliability, it delivers a streamlined layout focused on performance, comfort, and simplicity.
Key features:

Baseline configuration incl. Master Cabin Balcony, Full Height Windows & Flush Skylounge Doors
Optimised service and circulation layout - no reconfiguration toward leisure or expedition systems
Clean, efficiency-led architecture focused on standard operational range
Tender capacity on MD Aft - 6,30m


INFINITE
INFINITE extends the PETRA platform into an exploration-led configuration, expanding technical capability, autonomy, and deck utility. Designed for extended range missions, it integrates expedition systems with elevated guest experience, combining performance, access, and adaptability.
Key features:

Optional ice-class capability
Helipad
Additional folding master balcony
Metallic hull colour
Fold-down bulwarks on main deck aft for expanded sea-level space
Main deck aft pool
Diving / watersports equipment room
Dedicated Battery Room to accommodate the hybrid system
Tender capacity on MD Aft - 10,50m

Please note that PROJECT PETRA is offered in three seperate editions, each with its own corresponding price structure: CORE from 26,500,000 EUR, AURA from 27,500,000 EUR, and INFINITE from 29,500,000 EUR.