.
It is understood the clubs have made an agreement in principle that will allow the player to discuss personal terms and have a medical.
The fee for Havertz, who scored nine goals in 47 games for the Blues last season, could rise with add-ons.
Havertz, 24, joined Chelsea from Bayer Leverkusen in 2020 for a deal worth about £71m.
He also scored the winning goal for Chelsea in the 2021 Champions League final against Manchester City.
Havertz is set to move across London as Mikel Arteta looks to strengthen his Arsenal team following qualification for the Champions League.
