general question: do all modern levis have a number on the inner button? everything about these jeans looks ok except the number. Sorry for offtopic : r/VintageLevis
Vintage Levis Button Numbers aka Levis Factory Codes - St Cyr Vintage | Vintage levis, Vintage, Vintage outfits
Vintage Levis 501s 80s Button Fly 26501-0158 Levis Jeans USA - Etsy