The Diamond Blog

In this month’s SPECTRUM round up of what’s new in the diamond industry, we are going deep - super deep. That’s because scientists in Brazil have found evidence of diamonds that lay undisturbed deep in the earth for 4.5 billion years. That’s older than the moon! Closer to earth, we look at the top 10 diamond shapes for diamond[…]

Today’s diamond market contains stones of many different types and provenances. Given the market’s long supply chain, it can be difficult to establish whether a given stone is a natural mined diamond or a synthetic lab-grown diamond. The diamond industry requires a method to authenticate the origin of each diamond and its path to[…]

This year, the diamond industry is celebrating the 100th anniversary of the “Brilliant Cut Diamond”. The round brilliant, which remains the most popular, classic diamond cut until today, was developed by a young engineer and diamond cutter called Marcel Tolkowsky, when he was just 19 years old.

The brilliant cut was the first[…]

New generations of diamond buyers are more socially aware and care about where the stones that they are purchasing are sourced from. This concern is particularly pronounced among Millennials, with many consumers shunning diamonds altogether in favor of more ethically-produced jewelry. This is why tracing diamonds back to their[…]

In an interview with The New Jeweller magazine, David Block, CEO of Sarine Technologies, said, “When we look at grading reports, we see that the 4Cs does not provide sufficient information for customers today. There can be a 20-40% spread in the reports that similar diamonds receive.”

The issue of inconsistency in diamond[…]

Let’s talk about the humble coffee bean. There is so much about it that today’s consumers want to know. Where was it made? Was it ethically sourced?  What variety is it? Does the brand support fair trade? What is the story of this coffee bean?

Whether buying coffee, cosmetics or a diamond, the product’s origin and history[…]

by David Block, CEO of Sarine

I am going to ruin the suspense and start right off by answering the question – categorically NOT! Contrary to what blockchain advocates would have you believe, a blockchain database by itself is not and cannot be a complete and reliable traceability solution. Now that we have that issue resolved[…]

From rough diamond in the mine, to sparkling engagement ring in the jewelry store, every diamond undergoes a complex process of development. It travels many thousands of miles, touches many hands, passes through multiple planning and manufacturing devices, changing in structure and form at every step of the way.

Feeling stressed? Tension high? For most people, stress comes once in a while. For diamonds, tension is often built in.

The internal structure of a diamond includes areas of physical stress, or tension. These areas develop naturally as the diamond forms. Tension within a diamond can be mild, moderate or extreme. The tension areas[…]

Following our first webinar about the Diamond Journey™, we are now turning to the world of light performance - how a diamond interacts with light and the way this directly influences its appearance and value.