On January 26, 1905, the course of gemstone history was altered forever in a small town near Pretoria, South Africa. During a ...
The ultra-rare stone could fetch up to $40 million, signalling a bright spot for a diamond sector under pressure.
The Cullinan III and IV brooch has an estimated worth of between £50 and £180 million. Elizabeth inherited the diamonds from her grandmother, Queen Mary. Queen Elizabeth II wore her share of ...