On Friday the South Korean shipbuilder confirmed that it had lost the $700m order, but did not name the counterparty.

STX had notified Sigma that it was suspending activity on the project on 29 August 2013 due to efforts to restructure their operations and finances.

Vantage, which was participating in the deal as a joint venture partner, says that since that time, the parties have negotiated to move the project to a mutually agreed shipyard.

“Due