Delta Marine's 53.9-meter superyacht "Helios 3" is now on the market for sale (last known to be asking $28.9 mil). She was built back in 2012 previously carrying the name "Arianna". In terms of design, the yacht has had all of its design aspects done in-house inclusive of Naval Architecture, Exterior Design and Interior Design. On the interior, she can carry as many as 16 guests in 7 cabins with the help of pullman facilities. The interior volume is around 776 GT. Although the yacht was built in 2012 it had an extension to the hull aft in 2017 which took her overall length to near 54-meters.