Lab-made diamonds, also known as synthetic or cultured diamonds, are diamonds that are produced in a laboratory setting. They are created using high-pressure, high-temperature (HPHT) or chemical vapor deposition (CVD) techniques that mimic the natural conditions under which diamonds form. Despite their artificial origin, lab-made diamonds have the same physical, chemical, and optical properties as natural diamonds.
Author: Steven
Understanding Natural Diamonds: Formation, Properties, and Value
Natural diamonds are a type of mineral that forms deep within the Earth’s mantle under conditions of extreme pressure and heat. They are made of a carbon-based lattice structure that makes them one of the hardest known substances, and they are renowned for their exceptional brilliance, clarity, and beauty.
Rankings of Renowned Diamond Grading Firms
An Introduction
GIA, IGI, HRD, AGS, and EGL are all well-known diamond certification organizations that provide grading reports for diamonds. Each organization has its own grading system and standards, which can result in differences in grading and pricing for the same diamond.
Our Ranking
GIA
AGS
HRD
IGI
EGL
GIA is …
Dive into EGL: A European Gemology Expert
World Famous
The EGL grading system evaluates diamonds based on the 4Cs – carat weight, color, clarity, and cut – as well as additional criteria such as fluorescence and the presence of treatments or enhancements. EGL’s grading scale is similar to that of …
Revealing HRD: The Authority in Diamond Grading
Based In Antwerp
HRD, or the Hoge Raad voor Diamant, is a diamond grading organization based in Antwerp, Belgium. Founded in 1973, HRD is one of the world’s leading authorities on diamond grading and certification, and is known for its rigorous grading standards …
Deep Dive into AGS: The American Gem Society
Reliable, And Known Worldwide
The American Gem Society (AGS) is a non-profit trade association of jewelers, diamond dealers, and other professionals in the jewelry industry. It was founded in 1934 with the mission of promoting ethical and professional standards in the jewelry industry …
IGI Uncovered: A Global Leader in Gemology
Gain More Insights About The IGI
IGI, or the International Gemological Institute, is a diamond grading organization that was founded in Antwerp, Belgium in 1975. Today, IGI has offices in major diamond and jewelry centers around the world, including New York, Mumbai, Bangkok, …
GIA Explored: The Diamond Institute Pinnacle
The Most Famous Diamond Grading Company, And Most Trusted
GIA, or the Gemological Institute of America, is one of the most respected and well-known diamond grading organizations in the world. It was founded …
Carat: The Weighty Matters of Diamonds Explained
What Is Diamond Carat?
Diamond carat is a unit of weight used to measure the mass of diamonds and other gemstones. It is one of the four Cs used to evaluate a diamond’s quality, alongside clarity, color, and …
K Color Diamonds: Revealing Essential Facts
K Color: No Longer Near Colorless, The Whitest Under Category “Faint”
K color in diamond grading refers to the color of the diamond on a scale ranging from D (colorless) to Z (light …