Weekly Extreme Sudoku Competition for Jul 1 to Jul 7

Number 615, Extreme
by Crosswords Ltd. November puzzle packs Now Out!. Thanks for supporting our site.
Future Puzzle - will be submitted on the relevant day
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
4 8     1        
            6   7
  6       5 1 9  
  2       9     1
      8 2 4      
5             8  
  3 1 4          
7   6            
        7     2 6