4cs

In March 2020, the world faced a sudden and unexpected disruption to everyday life on a global scale. Consumerism was turned on its head, and shopping habits shifted drastically, almost overnight.

Of course, the biggest shift was the move to online shopping and digital experiences. In mid-2020 in the US, between 30% and 50% of[…]

In the next installment of the Rapaport Diamond Tech Podcast, the discussion moved downstream to cover the latest trends and transformation in jewelry sales and marketing, with episode four, The Reinvention of Retail. 

Here we are again with a recap of the third instalment of the Rapaport Diamond Tech Podcast series, proudly sponsored by Sarine, and this time, featuring a guest appearance by our CEO David Block.

Diversity. It’s the face of the world today. And it’s an integral part of the diamond industry, too. 

Since the mid-20th century, the 4Cs have been the global standard-bearer of a diamond’s beauty, rarity, and value. Most consumers seriously looking to buy a diamond will have come across the concept of the 4Cs and will use these gradings as a guide to help them in the purchasing process.

Of course, with the explosion of online[…]

A perfectly flawless diamond is extremely rare. So rare, in fact that flawless diamonds are highlyprized and very expensive. Most diamonds naturally develop “birthmarks” during the longformation process that occurs over millions or even billions of years, deep in the earth. Whenthe birthmark occurs on the surface of the diamond, it[…]

Natural diamonds occur in many different colors, from pink and yellow, to brown, blue and even black. But that’s not what is meant by diamond color.

Color, one of the traditional 4Cs gradings, refers to the natural hue that occurs in white diamonds. White diamonds are not really white. Rather, they are colorless. Pure colorless[…]

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[…]

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 grading[…]