Shares in Jet Airways India Ltd(JET.NS) fell as much as 6.8 percent on Monday after Etihad Airways chairman said the Abu Dhabi-based carrier needs to revise its deal to buy a stake in the Indian carrier.

Etihad Chairman Sheikh Hamed bin Zayed al-Nahayan also told Reuters it was too soon to say when a final agreement between the two carriers would be struck.

Jet shares were down 5.9 percent as of 9.22 am.