West Ham have made a bid of more than £34m for Sassuolo striker Gianluca Scamacca, but the Serie A side value the Italian at around £42.6m.
Positive discussions are ongoing between the clubs over the 23-year-old, who scored 16 goals in 36 Serie A appearances last season for Sassuolo.
West Ham also remain interested in Chelsea striker Armando Broja and dialogue between the clubs remains open.
But Blues boss Thomas Tuchel recently played down talk that the 20-year-old is set to leave the club this summer.
The Irons are also awaiting a response from Lille over the potential transfer of midfielder Amadou Onana.
Meanwhile, West Ham have missed out on signing Jesse Lingard on a free transfer after he joined Nottingham Forest on a one-year deal.
West Ham had made a proposal to sign Lingard and were satisfied with the offer they put forward, but the 29-year-old has decided to join the newly-promoted side.
West Ham have made three signings so far this summer with the arrivals of defender Nayef Aguerd, who joined from Rennes for £30m, and goalkeeper Alphonse Areola for £7.75m from Paris Saint-Germain after his successful loan stint last season and midfielder Flynn Downes from Swansea City for an undisclosed fee.
West Ham boss David Moyes is looking to improve his squad ahead of a season that will see West…
