Regent Seven Seas Cruises®, the world’s leading ultra-luxury cruise line, has unveiled its largest-ever wellness offering aboard Seven Seas Prestige™, the line’s first new ship class in a decade, featuring the fleet’s largest Serene Spa & Wellness® space, Regent’s first-ever salt room, first-ever in-suite gym and an expanded menu of longevity-focused treatments when the ship debuts in December 2026.