The Romanian forward has enjoyed a great campaign but is now being lined up to join Servette in Switzerland.
"My agent has a contact with this club (Servette)," the 32-year-old explained. "That is true.
"I want to wait a little before giving explanations."
A deal will be discussed in Geneva over the weekend.
Nantes are already looking for a replacement with Le Mans forward Daniel Cousin a serious candidate.
Meanwhile, Mario Yepes is another player who seems to be on his way out of the club with Valencia on his trail.
Lyon are also among his admirers and chairman Jean-Michel Aulas is rumoured to have already made contact with the Colombian centre back.
