Weekly Extreme Sudoku Competition for Dec 29 to Jan 4

Number 693, Extreme
by Crosswords Ltd. December 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
  3         4    
6               8
  8 9 4   3     2
      9          
  1     2     8 9
          7      
3     6   1 8 5  
7               1
    5 3       9