Lady Hayat is a 47.55 m / 156′1″ luxury motor yacht. She was built by Picchiotti in 1982.
With a beam of 8.41 m and a draft of 2.7 m, she has a steel hull and aluminium superstructure. This adds up to a gross tonnage of 389 tons.
She is powered by Caterpillar engines of 850 hp each giving her a maximum speed of 15 knots and a cruising speed of 13 knots. Lady Hayat's maximum range is estimated at 3300 nautical miles.
The motor yacht can accommodate 10 guests in 5 cabins and an exterior design by Arthur Defever, Vincenzo Ruggiero.