Weekly Extreme Sudoku Competition for Sep 22 to Sep 28

Number 679, Extreme
by Crosswords Ltd. September puzzle packs Now Out!. Thanks for supporting our site.

All entries must be in by the end of Saturday, Sep 28 23:59 EST, USA
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
    7   8 6 4   3
                 
4     5       7 1
7 3     6   5    
        1        
    4   2     8  
5 7       8     6
                 
1   9 6 4   3