Sampdoria are working on raising Patrik Schick’s release clause amid interest from Chelsea, Tottenham and Arsenal.
The 21-year-old forward has been a revelation since arriving from Sparta Prague last summer, scoring 11 goals in 28 Serie A appearances.
His impressive form has attracted the attention of the Premier League trio, while Juventus are also interested in signing him this summer.
But now Sampdoria president Massimo Ferrero says the club are hopeful of doubling his current release clause from £21m to £42m.
Ferrero told Secolo XIX: "His talent is endless - he's cold, clinical and clever.