Lab Document Verification
To authenticate your Gübelin Gem Lab documents online, please complete the form below. The verification database only contains data from Gübelin Gem Lab documents that are less than 10 years old.
Please check the back of your Lab document for the verification code, which can be found on every Gübelin Gem Lab document issued after 2018.
Important note: The data displayed in the document verification on our website is for informational purposes only, is non-binding and may be incomplete and/or inaccurate. The only valid document is the unaltered original document from the Gübelin Gem Lab.
Documents with verification code
Documents without verification code