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Fine Jewelry University Articles matching: “hold period”

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Fine Jewelry University (Show All FJU Articles)

  1. The Difference Between White Gold and Platinum

    … and .999 platinum can be scratched and dented with a fingernail. Nether gold or platinum in their pure state will hold a shine for long. All white gold jewelry and most platinum jewelry are alloyed. The alloying is also a hardening … when considering the brightness of the finish. The harder the metal, the more shine the finish will show and hold. White gold is harder than platinum therefore it holds its shine longer. Platinum does not wear away. Like all precious …

  2. Frequently Asked Question about Jewelry

    … of the Diamond “at the time of evaluation”. A certificate is a document which retains its value over a long period of time, assuming the Diamond does not chip or is not otherwise altered. An appraisal can be performed on a loose Diamond, a…of the piece under consideration. Obviously, the Dollar Value can easily change considerably over a relatively short period of time. Appraisals are most often used for insurance purposes. What’s new with diamonds? Technology is changing the…

  3. The different parts of an engagement ring

    Anatomy of a Ring

    … time. When you are looking for a ring, pay attention to how the gallery is made. Does is look substantial enough to hold the ring together? Are the gallery wires thin and easily breakable? Will it accommodate any bands or other rings you… without using a separate part. These designs can use a combination of prongs, channels, beads, or flush setting to hold the center stone in place. The important thing to note here is that the stone must be set somehow, so focus on what …

  4. Strand of pearls

    How to Clean Pearl Jewelry

    …used when cleaning them. Pearls should be the last thing that you put on and the first thing that you take off. Common personal products like cosmetics and perfume can severely damage pearls. They should be cleaned in warm soapy water periodically, gently scrubbing individually with a soft brush. A soft brush must be used so as not to scratch the surface of the pearl. Care must be taken to clean well around the drill hole, but do not dip the whole strand into the cleaning…

  5. Single white round pearl on white background

    Gem in the Spotlight: Pearl

    … jewelry flat in its own compartment of your jewelry box. Wear Them: Pearls want to be worn. Storing pearls for long periods can cause them to dry out. So, enjoy them often! Keep in mind though that pearl rings in particular are not … off. Also be sure to wipe them immediately if any potentially acidic liquid touches them like fruit juice or household cleaners. Occasionally, clean your pearls with a cloth dipped in mild, soapy water. Then, rinse the cloth with fresh …

  6. Alternative metal wedding band options for men

    Alternative Metals for Men’s Jewelry

    … jewelry without issue. Tungsten comes from a Swedish term meaning “heavy stone.” It is element 74 on the periodic table with the chemical symbol “W”. The “W” comes from its earlier name, wolfram. Tungsten has a high melting point at an … with allergic reactions to jewelry , you may want to give cobalt a try. Cobalt is an element number 27 on the Periodic Table. Cobalt jewelry employs the same cobalt chrome alloy from the medical industry which is used for its extreme …

  7. Caring for and Cleaning Your Jewelry

    … Mohs 3. Platinum list at Mohs 4.33. Sterling silver list at Mohs 2.5. This shows why jewelry metals get scratched by things like hard toothbrushes and dirt (most dirt ranges 4-8 on the Mohs scale). Several different types of settings hold diamonds in the jewelry. From time to time gently touch the stone to see if it moves. If the stone moves, don’t wear it and have a professional jeweler tighten the gem. Most jewelry stores will check you jewelry for free. Take …

  8. A group of art deco and art nouveau rings together

    Art Deco vs. Art Nouveau Style Jewelry

    …are quintessential pieces in the Art Nouveau canon. Art Deco jewelry’s popularity has endured over the decades, with periodic revivals in fashion and design occurring regularly. The most recent of which surrounded the 2013 release of The … to help break down the key difference between Art Nouveau and Art Deco jewelry design. Art Nouveau Art Deco Time Period 1890-1910 1920-1930 Key Aesthetic Organic, flowing lines, nature Geometric symmetry, bold contrast, simplicity …

  9. Retipping is an important jewelry repair technique

    Jewelry Repair FAQ

    … in for regular check-ups. In between check-ups, it’s also a good idea to check if your ring has any loose stones. The easiest way to do this is to listen for a faint rattling sound from your ring. Every so often, take your ring off, hold it very close to your ear with one hand and gently tap the bottom of the ring with the other. If you hear a rattling sound, a gemstone might be loose. We recommend you stop wearing the ring immediately and bring it in so one of our …