Louis Vuitton has used date codes and serial numbers to track its products

  Since the 1980s, Louis Vuitton has used date codes and serial numbers to track its products. Little is published about how these combinations of numbers and letters are arranged, but there is method to the code madness. With a little perseverance, cracking the code becomes second nature.
  Identify an authentic Louis Vuitton vintage purse by visiting an expert that already owns a vintage Louis Vuitton, checking back catalogs to look at the bag and looking for darker shades of leather. Be careful before buying a Louis Vuitton vintage handbag with insight from an image consultant in this free video on designer handbags.
  Because Louis Vuitton handbags are considered a classic look, they are coveted all over the world. They are also extremely expensive, making them a symbol of wealth and taste. In Japan, they are an important social symbol that people see as being a necessary part of a wardrobe. In the West, they are often carried by celebrities, further making them an object of desire by those who can't afford them.