Saw one on Etsy for @40. Same brand just different style.
https://www.etsy.com/listing/793622837/on-sale-vintage-sung-lim-metal-mesh?ga_order=most_relevant&ga_search_type=all&ga_view_type=gallery&ga_search_query=vintage+sung+lim+bag&ref=sr_gallery-1-...
Every coach bag I have ever got whether it was from the early 90’s on up
always had a serial # on the inside. I’ve never seen one without. Wish I
could help