Princess Hassa bint Salman Al Saud was sentenced by a French court to a 10-month suspended sentence and fined 10,000 euros.
She was sentenced in absentia and found guilty of armed force and complicity in her will. Her bodyguard was sentenced to eight months probation and fined 5,000 euros.
Emmanuel Moyne, Hassa's lawyer, told CNN: "With great disbelief and indignation, we … have received this verdict."
Moyne added that he appealed and vetoed the decision would make the princess "completely innocent of the allegations made against her".
Eid previously said that he works in a bathroom in the apartment on the exclusive Avenue Foch in Paris – owned by the Saudi King Salman bin Abdulaziz Al Saud – and photographed the furniture "for reference" when he noticed the reflection of the princess in the mirror.
According to Eid's report, read in court in July, she ordered her bodyguard Rani Saidi to pick up his phone. Eid claimed that Saidi then mistreated him and kicked him in the face.
Eid claimed the princess insulted him and said, "They're all the same, bastards, dogs, you'll see how you should talk to a princess, how to talk to the royal family."
He said Saidi put a gun to the back of his head and gave him two options: "Kiss the princess' feet or risk another attack. Eid complained to the police Once he was released from the home, the police questioned the princess for two hours and then let her go, and three days later she left the country.
An investigating judge tried several times with the However, she was unable to contact the princess and eventually issued an international arrest warrant for her in 2017.