TIL that 2-month salary rule for engagement rings is a marketing ploy designed by De Beers diamond cartel

http://blog.hubspot.com/marketing/diamond-de-beers-marketing-campaign



Submitted February 03, 2015 at 07:48AM by sugastix http://www.reddit.com/r/todayilearned/comments/2ul9e8/til_that_2month_salary_rule_for_engagement_rings/