| Inter beat Juventus 3-1 (A) on 3 Nov 2012 |
| Juventus beat Catania 1-0 (A) on 28 Oct 2012 |
| Catania beat Parma 2-0 (H) on 7 Oct 2012 |
| Parma beat Torino 3-1 (A) on 28 Oct 2012 |
| Torino beat Atalanta 5-1 (A) on 30 Sep 2012 |
| Atalanta beat Napoli 1-0 (H) on 31 Oct 2012 |
| Napoli beat Fiorentina 2-1 (H) on 2 Sep 2012 |
| Fiorentina beat Udinese 2-1 (H) on 25 Aug 2012 |
| Udinese beat Milan 2-1 (H) on 23 Sep 2012 |
| Milan beat Bologna 3-1 (A) on 1 Sep 2012 |
| Bologna beat Roma 3-2 (A) on 16 Sep 2012 |
| Roma beat Genoa 4-2 (A) on 21 Oct 2012 |
| Genoa beat Lazio 1-0 (A) on 23 Sep 2012 |
| Lazio beat Palermo 3-0 (H) on 2 Sep 2012 |
| Palermo beat Chievo Verona 4-1 (H) on 30 Sep 2012 |
| Chievo Verona beat Sampdoria 2-1 (H) on 6 Oct 2012 |
| Sampdoria beat Pescara 3-2 (A) on 16 Sep 2012 |
| Pescara beat Cagliari 2-1 (A) on 30 Sep 2012 |
| Cagliari beat Siena 4-2 (H) on 31 Oct 2012 |
| Siena beat Inter 2-0 (A) on 23 Sep 2012 |
HWC: Thick arrows show the earliest chain of wins that passes through every team and returns to its start.