Louis Vuitton Date Codes Explained

What is a date code?

Date codes first appeared in the early 1980s. Before then, bags left the workshops with no such stamp at all, so a vintage piece without one is not, on its own, a cause for concern.

The code is not a serial number, and it was never designed as a certificate. It is a production note: a record of the workshop and the period in which your bag was finished. For a collector, that makes it a quietly fascinating detail. It places a bag in its era, and it often explains why two pieces of the same model feel subtly different in the hand.

Where do you find the date code?

On most bags the code is stamped onto a small leather tab sewn inside, often tucked into an interior pocket or along a seam. On some pieces it is stamped directly onto the lining. Finding it can take good light and a little patience.

On older bags with soft, suede-like linings, the stamp may have faded until it is barely legible, or worn away entirely. That is a mark of age and use, not a fault.

How do you read a date code?

The format has changed several times, so the first step is knowing which era your bag belongs to.

The letters stand for a workshop and, by extension, a country. France accounts for most of them, with others recorded for Spain, Italy, Germany, Switzerland and the United States. The lists compiled by authenticators are helpful, but none claims to be complete, so an unfamiliar pair of letters is a question to ask rather than a verdict.

When did microchips replace date codes?

From 2021, the house began phasing out stamped date codes in favour of a small microchip embedded in the bag itself, usually out of sight beneath the lining. Authenticators place the change around March 2021, and some pieces carried stamps for a little longer during the transition.

The chip is not something an owner can read in any meaningful way. The information it holds is accessed by the house's own teams. So if you have searched every pocket of a newer bag for a code, you have not missed it. There is simply nothing stamped to find.

Why does a bag's age change how you care for it?

For a collector, the real gift of a date code is context. Once you know a bag's age, you know what it has lived through, and what it is likely to ask of you next.

A newer bag

A bag from the last few years still holds its own oils and needs no conditioner at all. What it wants, before its first outing, is Water and Stain Guard on the canvas and the leather trims, applied to the Application Mitt and smoothed over evenly, never sprayed onto the leather, for total peace of mind. Re-apply every 8 weeks if you carry it daily, or every 12 weeks if it comes out once a week.

Aged Vachetta

Handles and trims from the 1990s and 2000s have usually taken on a honeyed patina. If that patina is even and unmarked, it needs no cleansing: protect it as it is and let it keep deepening gracefully. Where Vachetta has become dry and tired, a small amount of Nourishing Conditioner, worked in evenly on the mitt, restores some suppleness. Vachetta can darken after conditioning, so test a hidden area first, and keep Leather Restore Pens for other leathers, as they are not for Vachetta. Our guide to what Vachetta is and how to care for it covers each stage in depth.

Older canvas

Coated canvas is remarkably durable, but decades of sunlight and folding can leave it dry at the corners and creases. Gentle cleansing with Cleansing Wipes, followed by Nourishing Conditioner once a year, keeps it supple and leaves a UV filter behind to help guard against further fading. Our Vachetta and canvas care guide walks through both, step by step.

Carry every era with confidence

Whether your bag was stamped in 1983 or carries a chip you will never see, it was made to be used. Know its age, give it the care that age deserves, and it will keep travelling with you for years to come. For everything a canvas and Vachetta bag needs in one place, and protectors made for the hardware, explore our care and protectors for canvas and Vachetta bags.

FAQs

Does a date code mean my bag is authentic?

No. A date code records when and where a bag was made, and counterfeits often carry convincing codes. Treat it as one detail among many and rely on a reputable authentication service for the verdict.

Why can't I find a date code in my new bag?

From 2021, the house began replacing stamped date codes with a microchip embedded in the bag, usually beneath the lining. Most newer pieces have no visible code at all.

How do I read a four-digit date code?

For bags made from 1990 to 2006, the first and third numbers give the month and the second and fourth give the year. From 2007, the first and third numbers give the week instead of the month.

Do vintage bags have date codes?

Bags made before the early 1980s usually have no date code at all, and on older bags a code can fade or wear away. Neither is a cause for concern on its own.

Should I condition an older bag?

Only if it is dry. A newer bag needs no conditioner, just Water and Stain Guard. Older canvas or dry Vachetta benefits from a little Nourishing Conditioner, applied evenly with the mitt.