139' (42m) Feadship SYNTHESIS 66 for sale with IYC

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139' (42m) Feadship SYNTHESIS 66 for sale with IYC

7th October 2026

IYC is delighted to announce that 139' (42m) Feadship SYNTHESIS 66 has joined the global IYC sales fleet, represented by Monaco Managing Partner Kevin Bonnie.

A distinguished member of the Feadship heritage fleet, this classic yacht combines timeless pedigree with a spectacular multi-million-euro refit completed in 2022. Her beautiful classic interior has been redesigned by Boutsen Monaco, while her De Voogt exterior and immaculate condition preserve the character and craftsmanship expected of a Feadship.

She accommodates twelve guests across five cabins, complemented by exceptional outdoor living and one of the most impressive entertaining decks in her size range. Generous exterior spaces provide an elegant setting for dining, entertaining, and relaxing with family and friends.

Lloyd’s classified, MCA-compliant, and EU VAT paid, she offers a range of approximately 2,200 nautical miles. The recent refit included a generator top-end rebuild and extensive upgrades, making this a rare opportunity to acquire a classic Feadship with genuine heritage and modern systems.

To learn more about SYNTHESIS 66, click HERE for a full yacht description.

For more information about IYC’s full range of services, including Sales & Purchase, Chartering, Yacht Management, New Construction, Charter Management, Crew Placement, Yacht Agency Services and Insurance & Claims Management contact our team.