Though there reportedly remains a debate ongoing over the nature and structure of the bonuses included, Mikel Arteta was hoping to have Gyokeres signed in time for Saturday’s departure for their pre-season tour of Asia, along with Chelsea winger Noni Madueke and Valencia centre-back Cristhian Mosquera.

Negotiations between Arsenal and Portuguese side Sporting CP have progressed significantly in recent days, with the Gunners increasing their fixed offer to €63.5 million (£54m/$69m), plus €10 million (£8m/$11m) in performance-related bonuses.