Weekly Extreme Sudoku Competition for Dec 14 to Dec 20

Number 430, Extreme
by Crosswords Ltd. April 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
  6           5  
3     9     2    
  4     1     8  
      7 2        
  2 5 3   8 6 9  
        5 9      
  1     8     7  
4   2     7     5
  5           6