Borussia Dortmund sporting director Sebastian Kehl has said the club "looked very seriously" at an offer from Chelsea for winger Jamie Gittens.

Chelsea are continuing to pursue a deal for Jamie Gittens despite Borussia Dortmund holding out for a fee in the region of £40 million ($54.3m), sources have told ESPN.

Chelsea have set their sights on a La Liga star if they fail to agree a deal for Borussia Dortmund's Jamie Gittens.

Chelsea remain in talks over signing Borussia Dortmund winger Jamie Gittens after having £42m bid rejected on Deadline Day; Sky in Germany say Dortmund want nearly £55m [€65m] for Gittens; Blues have