You know that diamonds represent a significant investment. But, have you wondered why they are so expensive? De Beers launched a brilliant marketing campaign that has led to a surge in demand for diamond couple promise rings.
But did you also know that, contrary to what the average consumer is led to believe about diamonds, they aren't really rare or hold much value in time?...
Deutsch 
English
Arabic
French
Spanish
Portuguese
Turkish
Dutch
Italiano
Russian
Romaian
Portuguese (Brazil)
Tiếng Việt