Pick a brand that names its leather. Full-grain leather wears in well, but...
https://wiki-wire.win/index.php/How_Long_Do_Frank_Clegg_Made-to-Order_Bags_Take%3F
Pick a brand that names its leather. Full-grain leather wears in well, but check the edge finish, too. Read the warranty before you buy. Adding initials? Check if they’re stamped, engraved, or printed, and where they’ll sit.