Also known as a diamond type 2a diamond, a Type IIa is one of four diamond classifications. Around 1-2% of all diamonds are classified as Type IIa (or 2a). These gems are purely, or almost purely carbon, and are considered to be the purest and most valuable of all. Type IIa diamonds have zero or …
If you put lab-grown CVD, HPHT, and natural diamonds in front of everyone's eyes, they are equally crystal clear, full of fire, and look exactly the same. However, natural diamonds are formed over a billion years or more, while cultivated diamonds are formed in units of days. Natural diamonds are formed by forces deep within …
What is the difference between natural diamonds and laboratory-grown diamonds? Read More »
Diamond weight: 5.02ct The carat is the international standard unit of measurement for diamonds and gemstones, with 1 carat equal to 200 milligrams or 0.2 grams. Carat weight is used exclusively to calculate diamond weight, and carat weight alone cannot accurately reflect the visual size of a diamond. We recommend considering carat weight along with …
Lab-grown diamonds are called lab-grown diamonds, which means diamonds grown in a laboratory. At present, two common production methods are usually used in the entire lab-grown diamond market: HTHP (high temperature and high pressure) and CVD (chemical vapor deposition). ), although cultivated in the laboratory, the principle is the same as that of natural diamonds. …
10 small steps to teach you to understand the GIA certificate of cultivated diamonds Read More »
Diamond clarity grades are based on the inclusions and surface imperfections a diamond can see under a 10x magnifying glass. According to the gia standard, diamond clarity can be divided into six types and 11 grades: Flawless FL, Internally Flawless IF, Very Slightly Flawless VVS, Slightly Included VS, Slightly Included SI, and Included I. Flawless …
