Emerald – Modern Gemmology
Estimated reading time: 6 minutes
The book Emerald: Modern Gemmology is the first one to take a comprehensive look at emerald since the 1981...
Gems – Pierres Précieuses
Estimated reading time: 5 minutes
In collaboration with Van Cleef & Arpels, the Muséum National d’Histoire Naturelle, MNHM (National Museum of Natural History) featured...