The only mandatory attachment is proof of purchase (invoice or receipt) stating:

• the date of purchase
• the point of sale or the reseller's name (store or website)

Yes. The purchase date must be entered and must be consistent with the proof of purchase.

The product must meet the following criteria:

• Be accompanied by the “Digital Passport” card
• Have been purchased after April 1, 2025 (S.T. Dupont network and authorized dealers)
• Be Made in France
• Have a unique serial number (7 characters)

Note: Some ranges (e.g., limited editions, Haute Création, and leather goods) are currently excluded.

By entering the requested information (e.g. serial number) on the platform, it will automatically indicate whether the product is eligible or not.

Platform link (mobile and web): https://certification.st-dupont.com/certification

The most frequent reasons:

• Missing Digital Passport card, ineligible product
• Missing, unreadable, or incomplete proof of purchase (missing date or point of sale)
• Purchase date not provided or inconsistent with the proof of purchase
• Purchase before April 1, 2025, ineligible product

Rejection may occur due to an incomplete or unreadable proof of purchase, or a missing purchase date. Please check your invoice and the information entered.

The processing time depends on the checks performed. You will receive a notification on the platform as soon as the certificate is validated or rejected.

Yes. The product includes a standard warranty card (2 years) and a "Digital Passport" card. By scanning the QR code and activating the Digital Passport, you automatically get a 6-month extension, making it 2 years + 6 months.

The warranty is calculated from the date of purchase, not from the date of Digital Pass activation.

Request a duplicate at the point of sale. Without proof of purchase, your Digital Passport cannot be validated.

Yes, you can register multiple products, provided they are eligible and you have proof of purchase for each.

If the information does not match, the request will be refused. You can resubmit it by entering the correct information (purchase date, point of sale, etc.).

Yes, only if the previous owner transferred the certificate to you via the platform. Without prior transfer, activation is not possible. Please refer to the User Guide (Services menu → Transfer digital passport, then confirmation).

Without the Digital Passport card, the product is considered ineligible.

No, but it is recommended to benefit from the 6-month warranty extension.

Yes. You can transfer the Digital Passport by following the User Guide (Services menu → Transfer digital passport, then confirmation).

Yes. Follow the User Guide: Services → Lock my digital passport, choose the reason (Loss, Theft, Other), then confirm.