Louis Vuitton's Keepall Bandoulière 55 is a classic travel bag that is highly sought after for its utility and iconic design.However, imitations are rampant on the market, and mastering identification techniques is crucial.The following are the detailed identification steps:

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1. Check the material and Monogram pattern

1. Canvas Coating
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• Genuine: Use Louis Vuitton patented coated canvas, soft but durable, with a slightly matte texture.
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• Imitation: The material may be hard, smooth or has a strong plastic feel and a rough texture.
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• Monogram pattern
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• Genuine:
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• Pattern symmetrical, flowers, four-leaf clover and LV letters are arranged accurately without breaking or deformation.
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• The color is warm tone beige brown, with clear edges of the pattern and no smudge.
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• Imitation: The pattern may be misaligned, blurred, or too dark/light.
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2, Hardware details

1. Zipper and metal buckle
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• Genuine:
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• The zipper head is engraved with "LV" relief, with clear font and smooth edges.
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• The metal buckle is light gold (non-bright gold) and will darken over time, but will not fade.
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• Fix: The zipper lettering is blurred, the metal is prone to fading or too shiny.
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• Shoulder strap buckle
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• Genuine: The inner side of the buckle is engraved with the full name of "LOUIS VUITTON" or "PARIS", the font is neat and has no burrs.
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• Replicas: The lettering may be abbreviated (such as "LV"), or the font is rough.
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3. Stitching and leather

1. Sewing process
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• Genuine:
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• The stitching is even and tight, the number of needles per inch is consistent, the thread is wax thread, and the color matches the leather of the body (usually dark brown or beige).
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• No extra thread tips or jump needles.
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• Remodel: The stitching is loose, the color is not matched, or the use of regular cotton thread.
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• Leather material
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• Genuine: The handles and shoulder straps are made of natural vegetable-tanned leather, which is light beige in the early stage and naturally oxidizes to honey (papergreen) over time.
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• Imitation: It may be made of dyed leather or synthetic leather, and the color is uneven or black after oxidation.
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4. Internal tags and serial numbers

1. Internal tag
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• Genuine:
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• The label is made of soft calfskin, engraved with "LOUIS VUITTON PARIS", with clear fonts and even spacing.
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• Origin marks (such as "Made in France") are located at the bottom of the label.
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• Imitation: The label material is hard, the font is too large or too small, and the layout is crooked.
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• Serial number format
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• Genuine: The serial number consists of 2 letters + 4 digits , followed by the origin code (such as FL, SD, etc.).
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• Example: CA2121 SD (produced in the United States in Week 21, 2021).
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• Fantasy: There may be error format (such as 3 letters) or numerical logic inconsistent (such as "CM0071" represents 1971, but LV only enabled letter encoding after 1980).
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5. Details of lining and shoulder straps

1. Line material
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• Genuine: The lining is brown or burgundy microfiber velvet cloth, printed with dense LV letter patterns, with a delicate touch.
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• Imitation: It may be made of ordinary canvas or chemical fiber fabrics, with blurred patterns.
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• Adjustable shoulder strap
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• Genuine:
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• The shoulder strap buckle is clearly engraved, and the adjuster has a mini LV logo.
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• No glue spills at the connection between the leather and the metal.
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• Imitation: The regulator is rough, the LV logo is missing or deformed.
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6. Accessories and Packaging

1. Dust proof bag
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• Genuine: On-white cotton dust bag, dark gray LV logo printed, neat lines, drawstrings are cotton.
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• Imitation: The dust bag may be made of chemical fiber material, with rough printing, and the drawstring is plastic.
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• Lock and key
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• Genuine: The brass lock is engraved with clear LV letters, the key cogs are fine, and the included key cover is made of leather.
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• Imitation: The lock body is light and the key cog is simple, and the key cover is plastic.
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7. Professional verification channel

• Official channel: Take the bag to the LV store, apply for cleaning or repair services, and the clerk will verify the authenticity (some store policies may be restricted).
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• Third-party appraisal: Use professional platforms such as Entrupy, RealAuthentication or local luxury appraisers.
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Precautions

• High imitation trap: Some "super A-products" can reproduce 90% of the details, and they need to be judged based on all factors.
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• Historical Model: Some old models Keepall serial numbers are 3-4 digits, without letter prefixes (produced before 1980).
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Through the above steps, you can initially judge the authenticity of Keepall Bandoulière 55.If there is any doubt, it is recommended to seek professional help to avoid losses due to imitations.

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