How Diamonds Are Graded By GIADiamonds are submitted for GIA certification by the diamond's current owner (usually the diamond cutter or dealer, but often a retailer or sometimes even the end consumer).A diamond is submitted by the owner (left) and checked in by GIA client services (right)...
Find out how symmetry affects the appearance and price of a diamond. Understand how diamond symmetry is graded by GIA, and when symmetry is most important in the selection of a diamond.
Diamonds are weighed with an electronic micro-balance that captures their weight to the fifth decimal place. An optical measuring device determines their proportions, measurements, and facet angles. Grading Color Since light source and background can have a significant impact on the appearance of colo...
Not all valuable diamonds are colorless or white. In fact, a variety of minerals, from nitrogen to boron, can affect a colored diamond's hue – as well as its value.
The actual process of how diamonds are cut and polished can be broken down into five steps:planning,cleaving,bruting,polishingandinspecting. Stage 1: Planning a Rough Diamond Planning to cut a rough stone is one of the most important things to get right. While it can be a time consuming ...
Lab diamonds are graded on the same scale as a natural diamond taking into consideration the 4C's - Carat weight, Color, Clarity and Cut. While the GIA does grade lab grown diamonds, you will see more grading reports from the IGI because they cornered the market long ago. Both grading ...
Before we get into the deep dive, here are the current diamond prices you can expect. Below is a diamond price chart showing the current selling price of diamonds and our recommended budget for best value. Carat WeightDiamond Price Per CaratTotal PriceRecommended Price 0.25 carat $800 - $4,...
(Note that “fancy color” diamonds, like blue and pink diamonds, are their own separate gemstones. They do not fall into the basic diamond color scale.) Diamonds graded from D through F are rare, highly sought-after, and expensive. They have a clarity that appears perfect to the naked ...
Understanding the system of appraisal for grading a diamond’s quality is, frankly, a bit complicated. If you want a deep dive into all of the standards diamonds are graded on, you can read ourDiamond Expert Guidancepage. To get the details we find make the biggest impact on diamond cost...
Before we get into the deep dive, here are the current diamond prices you can expect. Below is a diamond price chart showing the current selling price of diamonds and our recommended budget for best value. Carat WeightDiamond Price Per CaratTotal PriceRecommended Price 0.25 carat $800 - $4,...