Oslo-listed SD Standard Drilling has sold two laid-up platform supply vessels (PSVs) formerly owned by collapsed World Wide Supply (WWS).

The owning company New World Supply (NWS), in which SD has 26.2%, has offloaded the 3,300-dwt World Sapphire and World Emerald (both built 2013), which have been in layup in Spain since October and November 2016.

The price is being kept confidential.