Tiffany launches ad campaign that will also help it fight Costco
On the Economics of Diamonds, the Biggest Marketing Scam in History Orchestrated by the Most Successful Cartel Ever
How an Ad Campaign Invented the Diamond Engagement Ring - The Atlantic
She lost her diamond ring in the ocean at a New Hampshire beach. A man found it with his metal detector. - The Boston Globe
Why Do Guys Kneel To Propose? The History Of The Modern, Western Proposal
PRinHistory: We “Put A (Diamond) Ring on It” Because of PR - JOTO PR
Engagement ring - Wikipedia
The Engagement Ring Story: How De Beers Created a Multi-Billion Dollar Industry From the Ground Up
The Truth Behind De Beers Lab-Grown Diamonds – Monarc Jewellery