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2. 10 affordable men’s wedding bands for your big day—shop ...

   www.aol.com/news/10-affordable-men-wedding-bands...

   Shop the best ring styles from Brilliant Earth, Mejuri, Zales, David Yurman and more. 10 affordable men’s wedding bands for your big day—shop Brilliant Earth, Mejuri and David Yurman Skip to ...

3. Wedding ring - Wikipedia

   en.wikipedia.org/wiki/Wedding_ring

   A pair of wedding rings. A wedding ring or wedding band is a finger ring that indicates that its wearer is married. [1] It is usually forged from metal, traditionally gold or another precious metal. Rings were used in ancient Rome during marriage. [2] In western culture, a wedding ring is typically worn on the base of the left ring finger.

4. Tungsten - Wikipedia

   en.wikipedia.org/wiki/Tungsten

   Tungsten(IV) chloride, WCl 4, a black solid, which adopts a polymeric structure. Tungsten(V) chloride WCl 5, a black solid which adopts a dimeric structure. Tungsten(VI) chloride WCl 6, which contrasts with the instability of MoCl 6. Organotungsten compounds are numerous and also span a range of oxidation states.

5. Diamond (gemstone) - Wikipedia

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

   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 mg) diamond which is more likely to be a poorly cut stone.

6. Tungsten carbide - Wikipedia

   en.wikipedia.org/wiki/Tungsten_carbide

   Tungsten carbide (chemical formula: WC) is a chemical compound (specifically, a carbide) containing equal parts of tungsten and carbon atoms. In its most basic form, tungsten carbide is a fine gray powder, but it can be pressed and formed into shapes through sintering [7] for use in industrial machinery, engineering facilities, [8] molding blocks, [9] cutting tools, chisels, abrasives, armor ...

7. Material properties of diamond - Wikipedia

   en.wikipedia.org/wiki/Material_properties_of_diamond

   Other stones show additional bands: brown, green, or yellow diamonds show a band in the green at 504 nm (H3 center, see above), [28] sometimes accompanied by two additional weak bands at 537 nm and 495 nm (H4 center, a large complex presumably involving 4 substitutional nitrogen atoms and 2 lattice vacancies). [30]