I am older than the others (apart from Hestia or Demeter and maybe Aphrodite) so the other goddess are...well less mature than me

I have better hair than Athena, I have brown curly hair and it's like silk (I know my Y!A pic has black)

I have better eyes than Artemis

I have softer skin than Aphrodite

I more skills than any other

My nails are better than Persephone's

And I have a cheat...wonderful husband who is king god so I am the queen goddess

who in your option is the fairest goddess? (oh don't say Artemis, I will not be bested by a goddess that doesn't even date)
Aphrodite may be over the top on beautiful....but in her head they is nothing but fluff

she has looks but no brains

I, on the other hand, have both