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Pillar I · Fragrance & Cosmetics Batch Code Checker

Batch Code Checker Directory — 173 houses, 7 patterns

173 houses · 1,584 searchable products · checked privately in your browser.

LVMH Pattern · LVMH Moët Hennessy Louis Vuitton
[Year digit][Month letter A–M, skipping I][Plant 2 digits] · e.g. 4C01

Product
Quick-Test Presets:
Box Crimp vs. Flacon Base Inspection
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Batch code location guide: outer box base crimp vs. flacon glass base Technical diagram for Dior showing where the batch code 4C01 is stamped on the outer box base crimp and on the flacon base, and the matching verification points. A · OUTER BOX — BASE CRIMP STAMP Embossed / inked on the bottom flap seam Dior 4C01 1 EMBOSSED CODE ON CRIMP SEAM 2 UNIFORM DEPTH · NO INK SMUDGE B · FLACON — GLASS BASE ETCH / DIP-TUBE STICKER Laser etch, inkjet print or clear sticker under the base COMPOUNDED — — 4C01 3 CODE IDENTICAL TO BOX CRIMP 4 CRISP ETCH · STRAIGHT BASELINE MUST MATCH

  1. Read the code off the box base crimp in raking light — authentic embossing has uniform depth.
  2. Read the flacon base or label code and enter it above — the two must match character for character.
  3. Check for scraped, re-embossed or stickered-over crimps: a classic way to hide aged gray-market stock.
Printable guideWhere to Find Your Code (Tap to Zoom) ↓ Download WebP
Technical diagram comparing a perfume batch code embossed on the outer box base crimp with the same code etched on the flacon glass base
Plate I — Where to find a perfume batch code: box base crimp stamp vs. flacon glass base etch. The two must match.

Seven Conglomerate Code Patterns

Which Pattern Does Your House Use?

Chanel Parfums Beauté

Chanel Pattern

/^[0-9]{4}$/

5301 → June 2024 (cycle anchored Jan 2020) · Filling line 01 (estimate)

1 house: Chanel

House of Creed

Creed Lot Pattern

/^(L[0-9]{4}[A-Z0-9]+|F0{2,}[0-9]+)$/

L2203A21 → Modern lot · 2022 · March · Maceration vat / filling sequence

1 house: Creed

Procter & Gamble Prestige

SK-II (P&G Prestige) Pattern

/^[0-9]{10}$/

4092211800 → 2024 · Day 92 · P&G Prestige plant 2118 (Shiga, Japan)

1 house: SK-II

House Directory · A–Z

All 173 House Batch Code Guides

Showing 173 of 173 houses

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Field Notes

Frequently Asked Questions

How do I check a perfume or cosmetics batch code?

Find the code on the outer box base crimp and on the flacon, check they match, then decode it with the house's parent-group pattern: LVMH Pattern ([Year digit][Month letter A–M, skipping I][Plant 2 digits], e.g. 4C01); L'Oréal Luxe Pattern ([Plant 2 digits][Year letter][Month 1–9 / O / N / D][Run 2 digits][Optional line char], e.g. 38X400); Estée Lauder Companies Pattern ([Run / plant letter][Month 1–9 / A=Oct / B=Nov / C=Dec][Year digit], e.g. A54); Chanel Pattern ([Month index 00–95 within a rolling 8-year cycle][Line 2 digits], e.g. 5301); Coty / Puig / Shiseido Julian Pattern ([Year 1–2 digits][Julian day 001–366][Optional line digit], e.g. 24135); Creed Lot Pattern (Modern: L[Year 2 digits][Month 2 digits][Lot suffix] · Vintage: F00[Sequence], e.g. L2203A21); SK-II (P&G Prestige) Pattern ([Year digit][Julian day 001–366][Plant ID 6 digits, 2118xx], e.g. 4092211800).

Does a valid batch code prove a perfume is authentic?

No. A correctly formatted code is necessary but never sufficient: counterfeiters copy real codes. Treat a wrong length, an impossible month or year character, a future date or a box-versus-bottle mismatch as red flags, and buy from retailers that disclose batch codes before dispatch.

How old is too old for perfume and skincare?

Unopened fragrance is a fresh batch under 24 months from production, in its maceration window to about 36 months for EDP and Extrait and within tolerance to 60 months. Skincare should be used within about 36 months of production, as vitamin C, retinoids and peptides degrade.