A look back to when De Beers changed the rules of engagement, Marketing
Diamond: What Lies Within an Unbreakable Gem
A History of the Diamond Industry – Lillicoco
Diamonds and Pearls Are a Natural Pairing
The History of De Beers and Diamonds
Why DE BEERS Use Lab Grown Diamonds? – ctbrilliant
A History of the Diamond Industry – Lillicoco
History Of Diamond Rings - De Beers Advertisement
1948: De Beers 'A Diamond Is Forever' Campaign Invents The Modern Day Engagement Ring
The Engagement Ring Story: How De Beers Created a Multi-Billion Dollar Industry From the Ground Up
A Diamond Pricing Puzzle - Marginal REVOLUTION