[photo: Malang Sarr ]
The Guardian has reported that there could be confirmations of his arrival today, but it is likely that an official announcement for Havertz will arrive on Saturday, especially if Silva is being announced today.
Chelsea have already used over £130m in transfer window this summer and they are still putting more investments in some players.
Kai Harvertz has also been linked with Manchester United but Chelsea look to have been serious with the deal than Manchester United.
Chelsea will make Kai Havertz the 4th highest paid player in English premier league by offering him £310,000 per week.
The Germany international the fourth-highest earner in the Premier League behind David de Gea, Mesut Ozil and Kevin De Bruyne.
Chelsea are expected to complete the signing of the Bayer Leverkusen attacking midfielder in the coming days.