It did not reveal the buyer or a delivery date, but said on its website that the 174,000-cbm "next-generation" ship would include a partial reliquefaction system to lower the fuel loss.

The dual-fuel diesel-electric (DFDE) vessel will be 20% more fuel efficient and, at an average speed of 12 knots, could cut operating costs by up to $15,000 per day.

Emissions will be reduced by more than 30%, it said.

TradeWinds