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Request Pre-Charter InspectionAbout IRISHA
IRISHA is a 51-metre aluminium displacement motor yacht built by Heesen Yachts in 2018, registered under the Cayman Islands flag. Her exterior and interior design are both the work of Harrison Eidsgaard, whose reputation for refined, pared-back aesthetics translates here into a coherent and considered vessel. At 496 gross tonnes, she carries impressive volume for her length, and the combination of Heesen's construction standards and a Harrison Eidsgaard interior places her firmly in the upper tier of the 50-metre charter market.
She accommodates 10 guests across five cabins — a deliberately intimate configuration for a vessel of this size — served by a crew of nine, giving one of the more generous crew-to-guest ratios available at this scale. Her charter regions cover the western and central Mediterranean: France, Monaco, the French Riviera, Italy, the Amalfi Coast, Sardinia, Corsica and Turkey. A range of 2,425 nautical miles provides practical flexibility across these routes. Guests seeking to pack in large groups or travel at higher pace will find other vessels better suited; IRISHA is clearly oriented toward fewer guests receiving a higher standard of attention.
What sets IRISHA apart is the combination of Heesen's engineering rigour and Harrison Eidsgaard's design discipline. Her displacement hull delivers stability at the 15-knot cruise, but the 26-knot maximum speed — notable for a displacement-form vessel at this length — reflects Heesen's commitment to performance within its aluminium construction programme. The beach club and tender garage represent infrastructure that enhances the guest experience at anchor, while the winter garden offers an enclosed outdoor space that extends usable deck time in variable weather.
The onboard facilities are shaped toward relaxed, considered living. A sauna, movie theatre with projector, owner's study, and a dedicated beach club underline the quality of the interior programme. The deck jacuzzi, sun deck, exterior bar, underwater lights and foredeck seating with table offer multiple social spaces. Wi-Fi is fitted throughout. The absence of a large water sports inventory is consistent with the yacht's positioning: IRISHA is calibrated for guests who value space, privacy and service over an activity-driven itinerary.
The provisional rating is based on available public data, reflecting acceptable standards across safety documentation, maintenance records, and operational protocols. As an independent authority, RightYacht provides owners and charterers with transparent, third-party evaluation — helping inform decisions beyond marketing materials alone.
Key Specifications
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Amenities
About This Score
This is a provisional score based on publicly available data only. Unlike verified yachts, this listing lacks:
- Independent on-board inspection
- Crew qualification verification
- Maintenance record audit
- Safety equipment inspection
The actual safety profile may differ significantly.
Provisional scores are calculated from eight factors: vessel age, refit recency, classification society, flag state, crew-to-guest ratio, builder reputation, vessel size, and charter region coverage. All provisional scores are capped at 75/100. Learn how scores work →
Scoring model v5 · Last scored Feb 2026
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