Jet Engine Chess Set
Lufthansa engineers made these chess pieces made out of turbine blades from a jet engine and board from aircraft aluminum squares fastened together with flush aircraft rivets. It's stored inside custom wooden box that fit the pieces and board.
The set was given to the owner of a Boeing BBJ by Lufthansa Technik after a $28 million custom interior was installed in his jet.
The chess board is 21.25x21.25”, each square is 2.125x2.125”; King is 6.62”; Pawns are 2”.