The 25-year-old has not played for the Gunners since the end of the 2019-20 campaign having spent last season on loan at LaLiga champions Atletico Madrid.
The wing-back had his medical this morning and completed the €10m deal, after La Dea swooped to beat Fiorentina, who had only been prepared to sign him on loan with option to buy.
Having joined Juve from Fiorentina in 2005, Chiellini has scored 36 goals in 535 outings for the Bianconeri, and had been expected to leave the club this summer when his original contract expired on June 30.
The 46-year-old former Rangers midfielder was appointed on 25 May but he and his agent Jorge Mendes have reportedly been in dispute with the club over which players he is allowed to sign.
‘Simy’ fired 20 goals this past season in Serie A and according to Repubbilca, Fiorentina are now interested in signing the striker.
The decision comes after the 43-year-old left his role as head coach of fellow Italian side Napoli at the end of the season.
The 19-year-old attacking midfielder was involved in a two-car collision between a man in a Mercedes and his own car, which was carrying two other 19-year-olds, who both survived.
The former Italy manager, who took charge of the Serie A club for the second time in November, says he is going through “profound distress”.
The fast, diminutive Insigne struck clinically on five minutes and was unstoppable when he raced on the left flank to square for the third goal from Hirving Lozano.
Chiesa, 22, is considered one of the hottest prospects in Italian football and the move was finalised once Douglas Costa completed a loan move to Juventus.
Runners-up last season and seen as the main challengers to the dominance of Juventus this term, Inter suffered one of their familiar slumps as they fell 3-2 behind to a Fiorentina side inspired by 37-year-old Franck Ribery.
Ribery limped off with a foot injury after a second half collision in the 2-1 victory at Parma as his Italian club ended a five-match winless run.
Cristiano Ronaldo stretched his scoring streak to nine consecutive league games with a penalty double on Sunday as Juventus bounced back from last weekend’s defeat to Napoli with a 3-0 win over Fiorentina.
AC Milan’s nightmare start to the 2019/2020 Serie A season continued on Sunday when they fell to a 3-1 defeat at home to Fiorentina and had a man sent off.
Ribery, 36, who left German champions Bayern when his contract expired at the end of last season, will be unveiled by Fiorentina at a press conference on Thursday, the Serie A club said in a brief statement on their official website.
The 35-year-old played his last game for the Serie A side in May but claimed he wanted to carry on playing, with Fiorentina, AC Milan and Boca Juniors manifesting their interest in signing him on a free transfer over the past month.
Fiorentina have confirmed that ex-AC Milan and Sevilla coach Vincenzo Montella will stay on at the Serie A club after talks with new owner Rocco Commisso.
Fiorentina coach, Vincenzo Montella, will miss the last match of the season against Genoa, following a two-game ban imposed by the league’s disciplinary committee on Tuesday.
Juventus overcame their European blues when they fought back to beat Fiorentina 2-1 at home on Saturday and claim the Serie A title for a remarkable eighth season in a row.
Fiorentina have confirmed the appointment of Vicenzo Montella as its new coach.