Sirena Marine Launches First 42-Metre Flagship Ahead of Monaco Debut

Sirena Marine has launched the first Sirena Superyachts 42M, bringing the Turkish shipyard’s new 42-metre flagship to the water ahead of its scheduled world debut at the Monaco Yacht Show in September 2026. Launch and market debut Boat International and SuperYacht Times reported the launch on 22 July 2026. Sirena Marine’s in-house sales team had already sold the yacht ahead of the launch, according to the published coverage. Design and onboard programme Luca Vallebona is responsible for the exterior design and general layout, while Hot Lab, part of The Viken Group, created the interior. Van Oossanen Naval Architects developed the naval architecture and Eureka Yachts delivered the engineering. At approximately 433 GT, the 42M is arranged for up to 10 guests in five staterooms and accommodation for a crew of up to nine. Performance and the next public appearance The yacht is powered by twin MAN engines, with a reported cruising speed of 10 knots and maximum speed of 15.5 knots. Its Monaco Yacht Show appearance is scheduled for September 2026, when the first 42M is expected to make its public debut. Sources Launch reporting: Boat International, 22 July 2026; SuperYacht Times, 22 July 2026. Project background: Sirena Yachts’ official 42M final-outfitting update.