Step One is a 55 m / 180′6″ luxury motor yacht. She was built by Amels in 2012.
With a beam of 9 m and a draft of 3.35 m, she has a steel hull and aluminium superstructure. This adds up to a gross tonnage of 672 tons.
She is powered by MTU engines of 1410 hp each giving her a maximum speed of 15 knots and a cruising speed of 13 knots. Step One's maximum range is estimated at 4500 nautical miles.
The motor yacht can accommodate 11 guests in 5 cabins with an interior design by Laura Sessa and an exterior design by Tim Heywood.