Tag: emeralds

Gemstones In The News

For a transparent gemstone industry: Gübelin Gem Lab presents the “Emerald Paternity Test”

Gübelin Gem Lab, one of the leaders in gemstones certification, has developed the “Emerald Paternity Test”, a breakthrough technology that utilises special nanoparticles based on DNA, allowing emeralds traceability all along the supply chain and back to their exact place of origin.