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"Heer Diamonds is the best CVD diamond company in India in my opinion. The quality of diamonds offered by them is impeccable. Nicky Moreno "
Chemical Vapor Deposition (CVD) is a cutting-edge process used to create lab-grown diamonds. CVD diamonds are becoming increasingly popular in India due to their affordability and ethical appeal. The key distinction between lab-grown diamonds and earth-mined diamonds lies in their origin, as both possess the same chemical and physical properties.
By utilizing advanced technology, lab-created diamonds replicate natural diamonds in every way, offering the same brilliance, hardness, and beauty as those found deep beneath the earth’s surface. Essentially, lab-grown diamonds are identical to their natural counterparts, making them a sustainable alternative for the environmentally conscious buyer.
Often referred to as synthetic or man-made diamonds, CVD diamonds are 100% real. Thanks to their lab creation, they provide a guilt-free and sustainable choice without compromising on quality or appearance.
The creation of CVD diamonds involves a highly controlled process in which pure, carbon-rich gases, such as methane, are introduced into a chamber. These gases are heated to around 800°C, causing them to break down and release carbon atoms. These carbon atoms then settle onto a diamond substrate, gradually forming layers that crystallize into a diamond.
The entire process takes about six to ten weeks, during which CVD rough diamonds are formed. This method produces Type IIa diamonds, known for their exceptional purity and quality, making them nearly indistinguishable from natural diamonds.
CVD diamonds are created in a lab under meticulously controlled conditions, ensuring they are free from the imperfections commonly found in mined diamonds. This makes them flawless in terms of clarity and structure.
CVD diamonds come without the ethical or environmental concerns associated with traditional diamond mining. As a sustainable and responsible choice, they offer a guilt-free option for conscientious consumers.
Like natural diamonds, CVD diamonds undergo rigorous quality checks and are graded according to the same standards, ensuring that they meet the highest levels of excellence in appearance and durability.
CVD diamonds are 25 to 30 percent more affordable than natural diamonds, making them an attractive option for those seeking luxury without the hefty price tag.
Since the 1930s, scientists have recognized and classified diamonds into two main categories: Type I and Type II, based on their transparency under ultraviolet (UV) radiation. CVD diamonds also fall into these two classifications.
Type I diamonds are characterized by the absorption of blue light and the presence of nitrogen during their formation. These diamonds often come in shades of orange, yellow, and brown due to the nitrogen impurities.
Type II diamonds are distinguished by their lack of nitrogen throughout the creation process. These diamonds are exceptionally rare and are considered more valuable than Type I diamonds. They include some of the most striking colors, such as pink, green, red, and blue.
Type (Color) | Natural | CVD | HPHT |
---|---|---|---|
Ia (colorless) | Common | — | — |
Ib (yellow) | Rare | Rare | Available |
IIa (colorless) | Rare | Available | Available |
IIb (blue) | Rare | Rare | Rare |
"Heer Diamonds is the best CVD diamond company in India in my opinion. The quality of diamonds offered by them is impeccable. Nicky Moreno "
"Working with this was an absolute pleasure. They guided me through the process with expertise and patience, resulting in a diamond ring that exceeded my expectations"