Caspian Marine of Azerbaijan has bought the remaining fleet of liquidated Italian owner Fratelli d'Amato.
Brokers said five platform supply vessels (PSVs) have been sold to the company for operation in the Caspian Sea.
They are listed as the 3,100-dwt FD Honorable and Indomitable (both built 2011) and the 3,300-dwt FD Incomparable (built 2012), FD Unbeatable and FD Untouchable (both built 2013).