Juventus officially signed Koonseisan from Porto this summer. With the previous loan fee, Koonseisan's transfer price reached 42 million euros. Germany transfer lists the most expensive U23 players in Juventus' history, among which De Rigt ranks first with 85.5 million euros.

■Juventus' most expensive U23 players in history:

1, Drigt's transfer fee: 85.5 million euros

2, Vlahovic's transfer fee: 83.5 million euros

3, Buffon's transfer fee: 52.9 million euros (joined in 2001)

4, Xiaokonsesan's transfer fee: 42 million euros (*2024 new aid)

5, Dybala's transfer fee: 41 million euros (joined in 2015)

6, Benardski's transfer fee: 40 million euros

7, Kulusevski's transfer fee: 39 million euros

8, Keene's transfer fee: 37 million euros

9, Romero's transfer fee: 31.5 million euros

10, Piacha's transfer fee: 29.5 million euros

source:7m7m