With Antonio Rudiger set to be out of contract next summer and a long term plan for 37-year-old Thiago Silver still uncertain, The Blues are in search of a centre-back after failing to secure the services of Sevilla's Jules Kounde and also releasing Kurt Zouma to West Ham United.
According to a report by Italian tabloid Sport Mediaset, the Belgian striker has alerted the Chelsea board over the unique qualities of his former teammates in the shape of Milan Skriniar and Alessandro Bastoni.
Skriniar who was a prime target for several top clubs nearly exited Inter Milan but decided to stay before the arrival of Antonio Conte who guided the Nerazzurri to a first Serie A title in 12-years last season.
Skriniar, joining Inter from Sampdoria in 2017, has become one of the league’s top performers in the years since his arrival.
Having played a key role in Inter's road to Serie A success, Skriniar featured 32 times with three goals last term and has also been a crucial member for the Slovakia national team.
22-year-old Bastoni is in his third season at Inter and has committed his future to the club in May until the summer of 2024.
Bastoni was part of the Italy's squad that won the Euro 2020 under the tutlege of Roberto Mancini.
The former Atalanta defender was a statred when the Azzurri defeated Wales in a group stage fixture.
Lukaku has hit the ground running after completing his return to Stamford Bridge with 3 goals in three Premier League games.