revisiting their interest after months of evaluating options to strengthen their back line. The 21-year-old has been on the club’s radar for a considerable period, and his rapid development in Portugal has prompted Chelsea to return to the table.
They are not alone in the chase, however.
Arsenal, Liverpool and Manchester United are also tracking Diomande’s progress, creating the possibility of a major Premier League bidding battle. His blend of physical power, athleticism and composure on the ball has marked him out as one of Europe’s most exciting young centre-backs, and Sporting are anticipating formal offers as early as the January transfer window.
For Chelsea, targeting Diomande aligns with their ongoing strategy of investing in high-potential young talent capable of becoming elite performers. For their rivals, his signing would represent a long-term defensive upgrade with the potential to reshape their back line for years.
One thing is certain: interest in Diomande is rising quickly, and the competition for his signature is shaping up to be one of the standout transfer sagas of the coming months
