The collection assembled by GIA analytical microscopist John Koivula will support gemological research, education, identification and origin services, expanding the institute's reference resources.
Wallace Chan’s dragonfly brooch, featuring a 17.67-carat tsavorite garnet and titanium construction, highlights the role of material innovation, gemstone craftsmanship and engineering in high jeweller ...
The collection assembled by GIA analytical microscopist John Koivula will support gemological research, education, identification and origin services, expanding the institute's reference resources.
The council facilitated participation of member exporters in a state-level outreach programme focused on preferential market access and export opportunities under India's Free Trade Agreements.
Presented by Antwerp-based Diamond Trading NV, the natural fancy black diamond was fashioned from a 1,138-carat rough acquired in 1975 and completed after cutting and polishing between 2022 and 2024.
