Authentic YSL Cassandre envelope chain in graine de poudre leather bag

Authentic YSL Cassandre envelope chain in graine de poudre leather bag Bought directly from the YSL website Added the most pictures and items in the original box Comes with dust bag Thank you letter in envelope from ysl.com The zipper tag still has the plastic on it Have had this bag for a little over a year has a tiny like smudge inside I added picture Don’t use this bag as much as I’d like . Pls feel free to ask for more pics if needed Open to reasonable offers