Just found piccy of Camilla Belle in 10.000BC, can someone who saw the movie tell me (without too many spoilers) if that dress is supposed to have been made 12.000 years ago?

__________________
‘To those who regard “crime fiction” as some sacred icon which must follow a rigid formula, I will always be the man who writes 18-syllable haiku.’Trying to make sense of computers, The Error Log.