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2. Bezel (jewellery) - Wikipedia

   en.wikipedia.org/wiki/Bezel_(jewellery)

   Signet ring with engraved bezel Ring with an engraved gem in a bezel setting. A bezel is a wider and usually thicker section of the hoop of a ring, which may contain a gem or a flat surface (usually with an engraved design, as in a signet ring). [1] Rings are normally worn to display bezels on the upper or outer side of the finger.

3. Stonesetting - Wikipedia

   en.wikipedia.org/wiki/Stonesetting

   A bezel set sapphire. The earliest known technique of attaching stones to jewelry was bezel setting. A bezel is a strip of metal bent into the shape and size of the stone and then soldered to the piece of jewelry. The stone is then inserted into the bezel, and the metal edge of the bezel pressed over the edge of the stone, holding it in place.

4. Talk:Cubic zirconia - Wikipedia

   en.wikipedia.org/wiki/Talk:Cubic_zirconia

   Then cubic zirconia came out, with way more fire than diamonds, more than enough hardness not to get scratched by dust (mostly quartz, Moh's hardness of 7), less colour, more clarity, good resistance to chemicals and thermal shock, less brittleness than diamonds (diamonds chip easily; cubic zirconia can, like corundum/sapphire, actually be used ...

5. Jewellery - Wikipedia

   en.wikipedia.org/wiki/Jewellery

   The global jewelry market size was valued at USD 353.26 billion in 2023 and is expected to grow at a compound annual growth rate (CAGR) of 4.7% from 2024 to 2030. [86] As of 2022, the global jewelry market was valued at approximately $270 billion and is projected to grow to over $330 billion by 2026.

6. Zirconium dioxide - Wikipedia

   en.wikipedia.org/wiki/Zirconium_dioxide

   Visually discerning a good quality cubic zirconia gem from a diamond is difficult, and most jewellers will have a thermal conductivity tester to identify cubic zirconia by its low thermal conductivity (diamond is a very good thermal conductor). This state of zirconia is commonly called cubic zirconia, CZ, or zircon by jewellers, but the last ...

7. Zirconium - Wikipedia

   en.wikipedia.org/wiki/Zirconium

   The most common oxide is zirconium dioxide, ZrO 2, also known as zirconia. This clear to white-coloured solid has exceptional fracture toughness (for a ceramic) and chemical resistance, especially in its cubic form. [37] These properties make zirconia useful as a thermal barrier coating, [38] although it is also a common diamond substitute. [37]