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Fine Jewelry University Articles matching: “pre owned watch”
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Fine Jewelry University
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Gem in the Spotlight: Quartz
… exactly 32,768 vibrations/second or ~32kHz. This property is utilized in various electronic devices such as quartz watches and oscillators. In a quartz watch a battery applies a current to the quartz, and the circuit counts the vibrations… watches are so accurate, oftentimes several orders of magnitude more accurate than even the most precise mechanical watches. Triboluminescence is another amazing physical property of quartz. When quartz is broken, pulled apart, or …
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Alternative Metals for Men’s Jewelry
…moonstone Scratches more easily than others Tungsten Nice heft, scratch resistant Shatter with pressure 9, sapphire Watch out for low grade pieces with more nickel Cobalt Looks like white gold or platinum, hypoallergenic Cut in 2 places 7-… these gems, tungsten is very scratch resistant and will not bend out of shape, but it will break if enough shock or pressure is applied to it. Tungsten is a dense metal which is what gives it the high quality feel of gold or platinum …
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Types of Jewelry Clasps
… a secure way to wear and display precious pieces. The history of jewelry clasps dates back centuries, and we can watch as clasps have evolved over time to meet the changing needs and preferences of different cultures and styles. One of … tab holds the hinged piece in place until it is pried up to open the clasp. This style of clasp is commonly used on watches and wider bracelets. The design lends itself well to customization and it can be made to almost invisibly blend …
