The Dutchman is effectively up for sale after being dropped by Saints manager Mauricio Pellegrino for yesterday's defeat.
And Conte refused to rule out a January move.
“I do not talk about other players but I like him as a player," he said after Chelsea beat Saints 1-0 at Stamford Bridge.
“He has a had a bad injury and come back well.
“He is quality and I wish him all the best in the future, that's all I want to say."