34.5-meter "Letani" Launched By Feadship Dutch yard Feadship launched the fourth unit in the so-called 'Lagoon' series back in January. The yacht is now conducting her sea trials ahead of its delivery. The craft was recently spotted departing Amsterdam to conduct her first round of sea trials in these photos below by Dutch Yachting. This yacht was built as hull 698 and is the fourth to date. The yard also has another 'Lagoon' cruiser at the facilities, the fifth hull.