The sailing, which comes two months after its original launch date of January 2026, departed from Malaga, Spain on Friday to begin a nine-night journey around the Mediterranean.
Built by Fincantieri, Four Seasons I features 95 suites, all of which include floor-to-ceiling windows and private terraces.
Key features include the Funnel Suite, which, at nearly 10,000 square feet, can accomodate up to 11 guests.