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Fine Jewelry University Articles matching: “BLUE STAR”

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Fine Jewelry University (Show All FJU Articles)

  1. Nickel in jewelry can cause allergic reactions

    What to Do When Your Ring Irritates Your Skin

    … of the Platinum family. People are unlikely to be allergic to Rhodium, but as the plating wears off, irritation can start due to the fact that the skin is now in direct contact with the Nickel (or other metal) that they are allergic to. … cause of the reaction. The key is to try to determine what is causing the reaction. If, for example, the irritation started after the ring was sized or worked on, maybe you are allergic to the solder. Our shop has a laser welder which …

  2. Beautiful iolite jewelry and loose gemstones

    Gem in the Spotlight: Iolite

    Iolite is maybe not the first gemstone people think of for their blue-violet jewelry, but it should be near the top of the list. Iolite’s color range of blue, blue-violet, and violet … to reinstate a sense of perspective to those who feel they are jinxed, and inspire anyone with a confused life to start to bring order in small, practical ways. It is also believed to aid the muses by activating the visionary, creative … endeavors. Iolite is a special gemstone that is absolutely wonderful in jewelry. The subtle range of hues from blue to violet makes for elegant rings, pendants, and earrings. All in all, iolite is a great value

  3. Retipping is an important jewelry repair technique

    Jewelry Repair FAQ

    … alloyed with pure gold to make it white, and there isn’t one, perfect formula. Each manufacturer has their own secret sauce that they use to try to achieve a brilliant and pure white color without the need for rhodium plating. Our Star White Gold is a great example of this. If you’re curious, you can learn more about gold purity here. How can I tell if my diamond is loose? Losing a diamond or gemstone out of a ring of any size is a sad experience, and losing a big …

  4. Old mine cut diamond example

    The History of Diamond Cuts

    …culet (the point at the bottom of the diamond). Diamonds have gone from one facet (the table) to 18 facets. This cut started to unlock the brilliance within the diamond, and variations of it are still used today. Another early diamond cut… are four triangle facets that point towards the corners of the crown. This gives the appearance of a four-pointed star. The pavilion is cut into four main facets. Moving Towards Brilliance The evolution of the diamond cuts then takes a …

  5. A group of alexandrite jewelyr and loose gems shown in different light to demonstrate color change

    Gem in the Spotlight: Alexandrite

    … source the stone will reflect more of the accent colors of light. Since fluorescent light has a stronger greenish-blue component, the stone appears greener. Under candlelight, which has a much stronger red/orange component, the stone …matter the occasion or budget, our gemologists will be able to find the right stone for you. Contact us today to

  6. Early attempts at making lab grown diamonds

    How Are Lab Grown Diamonds Made?

    … is to create an environment of extremely high pressure and temperature where diamond growth can occur. Each process starts with a small diamond seed which is placed in carbon and put under very high pressure and temperature to grow the …above 2,000 degrees Celsius. In this environment, the pure carbon melts and begins to form into a diamond around the starter seed. On December 16, 1954, a belt press was used to create the first reproducible lab grown diamond. The diamond…

  7. Polarized light diagram

    The Magic of Polarized Light

    …, darken skies, and cuts out glare to help improve photo quality. Some filters can even be rotated on the lens to selectively see through the surface of water or only capture the reflection. Modern 3D movies: Unlike old school red and blue 3D movies, modern 3D uses two images along with a pair of glasses that have polarizing filters for lenses. This tricks your brain into thinking you are seeing a three-dimensional object using our perception of depth. Liquid crystal …

  8. A collection of jade jewelry and loose gems

    Gem in the Spotlight: Jade

    …polish. Nephrite is commonly found in a darker olive green color but can also be very light green, orangey-red, black, and yellowish green. Jadeite can come in many different colors including pink, purple (often called lavender jade), blue, black, white, and the most valuable/desirable color: a vibrant green. The finest of all green jadeite colors is a saturated emerald green that is almost transparent, and it is called “Imperial Jade.” Jade is one of the top selling …

  9. Single white round pearl on white background

    Gem in the Spotlight: Pearl

    …French Polynesia. They are known for their dark, rich colors, which range from dark green and gray to deep shades of blue and black. Tahitian pearls are generally large with an average size of 9mm to 18mm, and they commonly have baroque …, loosen, and discolor over time. We recommend that you have your strand checked once a year. If the silk thread is starting to wear out, it’s best to have them restrung before it breaks. Pearl Vocabulary There is a lot to know when you …

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