Lady Dia is a 42.61 m / 139′10″ luxury motor yacht. She was built by Ferretti Custom Line in 2025.
With a beam of 8.54 m and a draft of 2 m, she has a GRP hull and GRP superstructure. This adds up to a gross tonnage of 398 tons.
She is powered by MTU engines of 2630 hp each giving her a maximum speed of 21.5 knots and a cruising speed of 17 knots. Lady Dia's maximum range is estimated at 2000 nautical miles.
The motor yacht can accommodate 10 guests in 5 cabins and an exterior design by Francesco Paszkowski.