Rough diamonds - How diamonds look like before they are cut and polished
Advice on Cutting Rough Diamonds - Faceting Uncut Diamonds Into Gemstones for Profit
How To Select Rough And Raw Diamonds
Gem Buying: 5 Ways to Understand Gemstone Cuts, Jewelry
3 Easy Ways to Identify Raw Diamonds - wikiHow
Rough diamonds - How diamonds look like before they are cut and polished
Rough Diamond Buying Guide: How to Choose a Raw Diamond Shape - Octahe – The Raw Stone
9 Expert Tips for How to Save Money on an Engagement Ring – Ring Concierge
Diamond Provenance & Source Initiative
8 Diamond Alternatives (+Pros, Cons, History, and Price)
5 Steps to Choosing the Right Stone for Your Rough Diamond Engagement – The Raw Stone
Methods and Challenges of Establishing the Geographic Origin of Diamonds