A Data-Driven Guide to Buying a Diamond Engagement Ring

Edit Sep 14, 2016: I’ve created a diamond-focused site with new tools: www.diamondscreener.com This post is intended to be an intermediate-level guide after you’ve gotten serious about buying a ring. It covers the practical aspects of setting a budget and finding the best deal via the cost-efficiency frontier (interactive tool screenshot above). Hopefully it will help you cut … Read more