An island nation with a population of over 120 million, Japan has been a modern leader in diamond consumption. In the early 2000s, in fact, Japan accounted for 20% of global diamond demand. This is a remarkable number, considering that the traditional diamond engagement ring was never a historical part of Japanese culture. The[…]
Across the diamond industry and around the world, the 4Cs have been the gold standard in grading polished diamonds for well more than half a century. But this is changing and it’s changing fast.
Diamond retailers and jewelers today are already demanding more accurate and comprehensive grading than the 4Cs can ever provide.
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[…]
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.
If there is one word that everyone associates with diamonds, it is “sparkle.” The bright, sparkling appearance of diamonds is part of what makes them such a highly sought-after prize.
What Is Light Performance?
Light performance is the visual effect created by the play of light as it enters and exits a diamond, moving, bending and reflecting within the stone's facets. Light performance is a unique concept to diamonds. Unlike other gemstones, a diamond’s appearance is directly impacted by the way it interacts[…]