DSL Barnevelders (8 weeks old) male or female?

[Saraschickens]

Number 1 (I think cockerel)

 

[Saraschickens]

Number 2

 

[Saraschickens]

Number 3 (I think pullet)

 

[Saraschickens]

Number 4 (small comb and wattles, but black chest?)

 

[Saraschickens]

Update: 4 months old now.
Number 1 Male
Number 2 Male
Number 3 Female
Number 4 Female

 

[Beau plus penny]

Number 3 (I think pullet)

yea bc with cocks in this breed they dont have as much lacing pullest have lacing all over

 

[Saraschickens]

4 months old.
I'll add pictures of #2, #3 and #4.
I got rid the the first one very early on, before I even posted pictures the first time. But he was definitely a boy.

Thank you to everyone who gave a guess. Very good guesses too!