The LFG is the world’s oldest gemmological laboratory, founded in 1929 by the Diamond Trade Union Chamber.
Attached to Union BJOP in 2011, the French Gemmology Laboratory (LFG) continues to serve its mission of providing independent expertise in gems for consumer information and safety.
Now located in the very heart of Paris, in the 2nd arrondissement, the LFG is the only laboratory in France to offer analytical reports on all gems, diamonds, coloured stones and pearls, with regard to dimension, characteristics, identity, form and colour.
- Gem identification
- Authenticating the nature and colour of a gem material, detecting possible treatments
- Pearl authentication
- Identification of imitations and syntheses
- Diamond gradation (4C)
- Specific study on request (nature of inclusion, determination of type of deposit, etc.)
- In-depth research in collaboration with universities providing high-level technological support