Replying to Fixing a zipper on a 2009/2010 ignant

so i very recently bought a 2009/2010 XXL black and purple iggy off of im not goin to say who... cough cough (kangbang) cough... he told me it was in 8.5/10 condish.. well i got it in the mail today and the main zipper is missing. there is no real damage to the zipper its just gone..... if i can track down a zipper for it do u guys know wheather or not a proffesional seamtress or whatever could fix it??

thanks..

durk18