Wesley Fofana keen to upgrade for club and country with move to Chelsea

The going rate for a talented young central defender shoots up and up. Chelsea were reminded of that when they embarked on their summer overhaul of a squad that had lost Antonio Rudiger and Andreas Christensen to Real Madrid and Barcelona. Both were out of contract and, as the club’s new owners were still setting budgets, set off for Spain for free.

Chelsea targeted a precocious 22-year-old to fill some of the gap. After a sustained pursuit, Matthijs de Ligt preferred to go elsewhere, joining Bayern Munich from Juventus, and in doing so taking the total invested in him in transfer fees over his meteoric career past €150 million. De Ligt, a precocious captain of Ajax in his teens, joined Juve for €85m a month before his 20th birthday. Three summers on, Bayern parted with over €65m.

Jules Kounde, 23, and Kalidou Koulibaly, 31, were the next priority targets and Chelsea were successful in luring the older of the pair from Napoli. Early indications are that the authority and confidence that has made Koulibaly one of the most coveted footballers in his position for the past six years will easily translate from Serie A to the Premier League.

But Kounde turned down a transfer to Stamford Bridge, instead joining the procession of new signings at Barcelona. Barca committed €50m to Sevilla, money they have yet to show La Liga’s Financial Fair-Play auditors they can afford to spend while meeting Spanish football’s rules governing allowed expenditure-to-income. Kounde hopes that bureaucratic hurdle will be overcome in time to be properly registered as a Barca player by the weekend, having missed out on a debut in the season’s opening day draw against Rayo Vallecano.

Chelsea had no difficulties in offering as much to Sevilla as the