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  2. Wedding ring - Wikipedia

    en.wikipedia.org/wiki/Wedding_ring

    A wedding ring is commonly worn on the ring finger. 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]

  3. Tungsten - Wikipedia

    en.wikipedia.org/wiki/Tungsten

    The jewelry industry makes rings of sintered tungsten carbide, tungsten carbide/metal composites, and also metallic tungsten. [78] WC/metal composite rings use nickel as the metal matrix in place of cobalt because it takes a higher luster when polished.

  4. Visual markers of marital status - Wikipedia

    en.wikipedia.org/wiki/Visual_markers_of_marital...

    A ring denies that status. For this reason, many modern Chinese men do not wear a wedding ring. Diamonds and two-partner wedding rings are advertised in modern China. [6] [7] The Japanese, despite American occupation in the 1950s, only acquired a culture for wedding and engagement rings in the 1960s. In 1959, the importing of diamonds was allowed.

  5. 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 ...

  6. Colored gold - Wikipedia

    en.wikipedia.org/wiki/Colored_gold

    Rhodium-plated white gold wedding ring. The word white covers a broad range of colors that borders or overlaps pale yellow, tinted brown, and even very pale rose. White gold is an alloy of gold and at least one white metal (usually nickel, silver, platinum or palladium). [5] Like yellow gold, the purity of white gold is given in karats.

  7. Engagement ring - Wikipedia

    en.wikipedia.org/wiki/Engagement_ring

    Historically, engagement rings were blessed and then worn during the betrothal ceremony of a couple, [1] [2] but neither the engagement ring nor any other ring is worn at the time when the wedding ring is put by the groom on the finger of the bride as part of the marriage ceremony, and sometimes by the bride onto the groom's finger. [3]