Help in choosing the best diamond

[basra]

Attached a doc of 6 diamonds I am looking into.



QUESTION 1
Which you consider the best one? GIA reference numbers: (FILE IS IN ATTACHMENT PDF)

2175992655
6241378978
2185008235
1248378933
7238999462
1248384774

QUESTION 2
In addition, second question:

Between the "GIA-ending-235" and "GIA-ending-978", which you consider the better one?

Thanks a bunch for your help.

(FILE IS IN ATTACHMENT PDF)