The quest for the largest permeates all societies and disciplines. With the advent of new machinery and techniques, size records for faceted gemstones are falling constantly. Currently, a 22,898-ct ...

This is an exceptionally large gem for Namibia’s Green Dragon mine, where the bulk of production is suitable for small calibrated gems. Namibian demantoid was first discovered in the 1990s (Fall 1997 ...

Today, gems known as Paraiba tourmalines come from ... Pomellato’s striking Barocco necklace combines a large free-form Paraiba tourmaline centrepiece in a kaleidoscope of hues courtesy of ...