A+ is a luxury superyacht built in 2012 as Topaz by Lürssen Werft in Bremen, Germany.

[6] Topaz was built in the same German shipyard as the Azzam, the world's largest private yacht.

[7] The vessel features a steel displacement hull, an aluminium superstructure and consists of eight decks.

These aggregates provide power to the stabilisers, navigation equipment and all the facilities on board.

[citation needed] A+ is equipped with zero-speed stabilisers, Jacuzzi (on deck), double helicopter landing pads, swimming pool, tender garage, swimming platform, air conditioning, underwater lights.