: De Beers formed the Central Selling Organization (CSO) to act as a single gateway. They bought rough stones from other miners to prevent them from hitting the open market and lowering prices.
The "Diamond Cartel" primarily refers to the historic monopoly maintained by , which controlled up to 90% of the world’s diamond supply for over a century. This guide outlines how they operated, their marketing genius, and why their absolute control eventually faded. 1. The Strategy: Artificial Scarcity Diamond Cartel
The cartel's primary goal was to ensure diamonds remained expensive despite being relatively abundant in nature. : De Beers formed the Central Selling Organization