X-Sudoku (Diagonal)

Classic 9×9 with a twist: both main diagonals must also contain 1–9.

6
7
5
8
1
8
4
1
2
6
4
2
1
8
3
4
5
4
6
9
5
8
4
1
3
5
9
8
4
3
6
9
1
4