The Raw Diamond Blog

All the information you need to learn about our process, our updates, our rough diamonds and artisanal sapphires, and everything in between.

Introducing Ethically-Sourced, Traceable Ceylon Sapphires!

Announcing our Newest Collection of Ceylon Sapphires The Raw Stone now sources ethical, traceable and natural Ceylon sapphires from our partner mine in Sri Lanka San Francisco, CA. (September 10,... Leer más

Press Release: The Raw Stone Joins Ethical Metalsmiths

Ethical Metalsmiths Adds The Raw Stone to its List of Responsible Suppliers The Raw Stone Accepted to Ethical Metalsmiths’ prestigious list of suppliers geared to furthering sustainably sourced raw... Leer más

Top 8 Largest Rough Diamond Finds of 2014

We’re only just 10 months into the year, but already 2014 has been a year of remarkable rough diamond discovery. These finds are all breathtaking, but the one that stands... Leer más

How Rough Diamonds Are Used in Industry

Diamonds are the hardest substance known to mankind. They’re also resistant to chemicals and conduct heat. So what benefits do these properties of diamonds give us? Most of us think... Leer más

The Surprising Way Diamonds Are Formed

August 5, 2014 Carbon, represented by the symbol C on the periodic table is generally something that we haven’t thought about since high school chemistry. So why are we talking... Leer más

Diamond & Gem Buying Guide: How to Choose Your Rough Diamond

In 1866, there was a young boy in Hopetown, South Africa who happened to pick up a beautiful, shimmery pebble that he unearthed from a clogged water pipe in his... Leer más

Octahedron and dodecahedron rough diamonds

Diamond & Gem Buying Guide : How Rough Diamonds Get Their Prices

Rough diamonds have character that just can’t be touched by their polished, sparkling cousins. Not only are they exquisite in their earthy naturalness, but they also are a lot more... Leer más

Industry News | Belgium Discovers Possible Shipment of Rough Diamonds From CAR

The Antwerp diamond industry, represented by the Antwerp World Diamond Centre (AWDC), is stepping up its efforts to combat conflict diamonds. The city of Antwerp, largely owing its reputation as... Leer más

Industry News | Rough diamond prices to increase 5% every year

SURAT: On one hand, the diamond industry is elated over the development with regard to a new diamond bourse but on the other, small and medium diamantaires have no respite... Leer más

All About Opal - An Introduction to Opals from The Raw Stone's In-House Gemologist

An introduction to the formation, evaluation, and history of opals. Get to know how to choose and care for opals, and make sure you're aware of how to identify synthetics.... Leer más