Just ran across this beauty:
Custom built in 2008, she is probably the only power catamaran intended as an all ocean global cruiser. Some 110,000 man hours were invested in her design and construction and she has demonstrated her sea keeping ability with over 15,000 nautical miles logged under her keel in some of the most notorious oceans in the world without incident or problems. And it is doubtful you will find a greener superyacht; constructed in aluminium, she is incredibly fuel efficient, burning less than 30 litres an hour at her cruising speed of 8 knots.
Her accommodation consists of a full beam owner’s cabin on the main deck, plus 3 ensuite guest cabins on the lower deck...
more HERE: http://www.song-saigon.com/
...and she has had a big price reduction recently:
the asking price is down from $3.6 million to €2.2 million