Weekly Extreme Sudoku Competition for Dec 22 to Dec 28

Number 692, Extreme
by Crosswords Ltd. October 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     1   3      
  9           6  
  5     2        
    2 4   9 3    
9               7
    5 3   1 9    
  2     1     9  
  7         5 4  
      7         3