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2. Synthetic diamond - Wikipedia

   en.wikipedia.org/wiki/Synthetic_diamond

   Lab-grown diamonds of various colors grown by the high-pressure-and-temperature technique. A synthetic diamond or laboratory-grown diamond (LGD), also called a lab-grown diamond, [1] laboratory-created, man-made, artisan-created, artificial, synthetic, or cultured diamond, is a diamond that is produced in a controlled technological process (in contrast to naturally formed diamond, which is ...

3. Celebrity engagement ring trends for 2025 - AOL

   www.aol.com/celebrity-engagement-ring-trends...

   VRAI, a fine jewelry brand featuring lab-grown diamonds, ... Although few can top Beyoncé's 18-carat engagement ring, or Kim Kardashian's 16-carat center stone, Lady Gaga is doing her best to ...

4. Diamond (gemstone) - Wikipedia

   en.wikipedia.org/wiki/Diamond_(gemstone)

   Since the per carat price of diamond shifts around key milestones (such as 1.00 carat (200 mg)), many one-carat diamonds are the result of compromising cut for carat. Some jewelry experts advise consumers to buy a 0.99-carat (198 mg) diamond for its better price or buy a 1.10-carat (220 mg) diamond for its better cut, avoiding a 1.00-carat (200 ...

5. List of gemstones by species - Wikipedia

   en.wikipedia.org/wiki/List_of_gemstones_by_species

   There are a number of artificial and lab grown minerals used to produce gemstones. These include: Lab alexandrite; Lab corundum; Cubic zirconia; Lab diamond; Lab emerald;

6. Diamond simulant - Wikipedia

   en.wikipedia.org/wiki/Diamond_simulant

   Introduced at the end of the 20th century, the lab-grown product moissanite has gained popularity as an alternative to diamond. The high price of gem -grade diamonds , as well as significant ethical concerns of the diamond trade , [ 1 ] have created a large demand for diamond simulants.

7. Diamond - Wikipedia

   en.wikipedia.org/wiki/Diamond

   Diamonds can be sold already set in jewelry, or sold unset ("loose"). According to the Rio Tinto, in 2002 the diamonds produced and released to the market were valued at US$9 billion as rough diamonds, US$14 billion after being cut and polished, US$28 billion in wholesale diamond jewelry, and US$57 billion in retail sales. [110]