Chelsea are reportedly prepared to offer €35m plus Andreas Christensen in order to sign Cengiz Under from Roma.
According to Calciomercatoweb.it, Maurizio Sarri and his Premier League club have set their sights firmly on the Turkey international.
The proposal is said to be €35m plus 22-year-old Danish defender Christensen.
Under has been linked with a January exit, although Bayern Munich have until now been the favourites.
The 21-year-old cost €13.4m plus bonuses to sign from Basaksehir in the summer of 2017.
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