Watch as pipelay support vessel Sapura Diamante undergoes trials in the North Sea. IHC Merwede's fully-integrated pipelay vessel, a first for the Dutch shipbuilder, was contracted by SapuraKencana and Seadrill Brazilian joint venture Sapura Navegação Marítima to work for Petrobras in developing ultradeep Brazilian oilfields in waters up to 2500m. Operations commenced 28 June.