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2. Diamond cutting - Wikipedia

   en.wikipedia.org/wiki/Diamond_cutting

   The 253-carat Oppenheimer Diamond—an uncut diamond does not show its prized optical properties. In colored diamonds, cutting can influence the color grade of the diamond, thereby raising its value. Certain cut shapes are used to intensify the color of the diamond. The radiant cut is an example of this type of cut.

3. Diamond cut - Wikipedia

   en.wikipedia.org/wiki/Diamond_cut

   A Heart cut diamond has romantic symbolism, so it is a common gift for Valentine's Day or a wedding anniversary. Pear-shaped diamonds look like drops of water, and the shape is suitable for diamond earrings. The most famous shapes are: Princess, Cushion, Heart, Pear, Marquise, Radiant, Asscher cut, Emerald, Oval. [17]

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. Diamond - Wikipedia

   en.wikipedia.org/wiki/Diamond

   Splitting a diamond with a hammer is difficult, a well-calculated, angled blow can cut the diamond, piece-by-piece, but it can also ruin the diamond itself. Alternatively, it can be cut with a diamond saw, which is a more reliable method. [112] [114] After initial cutting, the diamond is shaped in numerous stages of polishing.

6. Royal Asscher Diamond Company - Wikipedia

   en.wikipedia.org/wiki/Royal_Asscher_Diamond_Company

   In a 2006 episode of Antiques Roadshow (S25-E24), a school teacher brought an Asscher-cut diamond to the show that was estimated between $75K to $100K. [6] When Aidan Shaw proposes to Carrie Bradshaw in Sex and the City, he does so with a Harry Winston 3-carat Asscher-cut diamond ring. [7]

7. Diamond simulant - Wikipedia

   en.wikipedia.org/wiki/Diamond_simulant

   A diamond simulant, diamond imitation or imitation diamond is an object or material with gemological characteristics similar to those of a diamond. Simulants are distinct from synthetic diamonds , which are actual diamonds exhibiting the same material properties as natural diamonds.