Academy

We are excited to introduce our new Ambassador programme.

Orientation, trust and comparison possibilities for coloured gemstones, the Gübelin Gemstone Rating fulfils this expectation.

Gübelin Gem Lab partners with CSEM to advance gemstone analysis with the power of Artificial Intelligence.

Benefit from our special rates for the renewal of old reports.

Read the latest update about the Gübelin Gem Lab and the measures we have taken to ensure our ongoing services.

A milestone of international collaboration to foster transparency and to empower Thai gemstone Industry.

For the first time, large quantities of gemstones equipped with two innovative Provenance Proof technologies are available in the international trade. The combination of both a physical tracer and a digital ledger offers a completely new level of transparency.

The Gübelin Gem Lab is pleased to announce a collection centre in Shanghai and shuttle service to cope with the growing demand for Gübelin Gem Lab testing services in China.

The first blockchain for coloured gemstones – Provenance Proof Blockchain enables transparency for the entire gem and jewellery industry.

The Gübelin Gem Lab is the first laboratory in the world to use a new method for the age determination of zircon inclusions in faceted sapphires, which is a valuable information that supports the geographical origin determination.