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Fine Jewelry University (Show All FJU Articles)
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What to Do When Your Ring Irritates Your Skin
… can begin hours or even days after contact and may last for several weeks. Some people’s skin even turns black or green when they wear certain jewelry. One of the most common metal allergies is Nickel which is added to pure gold in many … necessarily allergies. For example, copper or metals that contain copper (like bronze) can cause the skin to turn green where the metal comes in contact with it. This isn’t an allergic reaction but a simple discoloration on top of the …
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Anatomy of a Ring
… The gallery of a ring is a somewhat ambiguous term that refers to the underside of the ring beneath the center stone. There is often a design on the top part of the ring that is lifted up above the finger. In order to maintain the …next to each other. The constant friction with another ring can actually wear through the gallery leaving the center stone at risk of calling out. This is why we typically recommend that you have your rings soldered together if you plan to…
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Gem in the Spotlight: Pearl
… (e.g. plastic, shell, or some type of composite). History and Notable Pearls Pearl is the traditional birthstone of June and is a favorite gem for weddings. Natural pearls have been discovered and cherished for hundreds of years. Only … that are grown primarily in 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 …
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Caring for and Cleaning Your Jewelry
…. This will take away the shine. Ammonia-based cleaners clean diamonds and gold well but they may hurt other gemstones. It is also not a good idea to soak jewelry for very long in ammonia-based cleaners. Some anti-bacteria cleaners can … especially). It is safe to use an ultrasonic cleaner with diamond jewelry. Ultrasonic’s can damage other gemstones, know for certain it is safe to use. Ethyl alcohol is good for rinsing diamonds because it evaporates so quickly. Do not …
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Learn Secret Diamond Buying Skills From a Professional Diamond Buyer
… are any magic moments in life, that is one. Nothing expresses love and commitment like a diamond. This rare natural stone‘s history and lore of romance makes all who receive one the center of their universe. A diamond’s beauty energizes …. The cut “C” of the 4 C’s has two components. The first component is simple. The cut can refer to the shape of the stone. Round, Marquee, Pear, Oval, Square, and Princess all describe the shape of the gem. Round diamonds are by far the …
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Diamond Buying Guide: The 4 C’s
…in comparison to each other. Cut The Cut of a diamond has two main components. First, cut refers to the shape of the stone. Round, marquise, pear, oval, square, princess all describe the shape of the diamond. Checkout the picture above to …diamond is cut to quality proportions (regardless of its shape) the maximum light is returned through the top of the stone giving a great light show. Cuts that are too shallow or too deep allow light to escape resulting in loss of …
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Frequently Asked Question about Jewelry
… the Diamond does not chip or is not otherwise altered. An appraisal can be performed on a loose Diamond, a mounted stone, or jewelry. If the stone is not loose, the physical properties are estimated using various estimation techniques. …. Carat is the weight of a gem. A carat equals 1/5 of one gram. Cut has two components to it. The shape of the stone and the way facets are positioned on the diamond. Color is actually looking for the absence of color or transparency. …
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How Are Lab Grown Diamonds Made?
… making artificial carbon crystal was the problem of lab grown diamonds. For decades, manufacturers of synthetic gemstones tried growing diamonds like they grew rubies, sapphires, and emeralds. It failed. Then they had the idea to grow … gems. This is because even the smallest presence of nitrogen or boron during the process can result in a yellow or blue color respectively. Both HPHT and CVD diamonds tend to exhibit strong and unusual fluorescence characteristics when …
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The History of Diamond Cuts
…recorded statements about diamonds is: “the substance that possesses the greatest value, not only among the precious stones, but of all human possessions.” said by Pliny, the Roman historian. The story of the diamond cut is the story of …. The Old Mine cut follows the angles and shape of the octahedral diamond crystal to save on weight from the rough stone and to make it easier to cut with the diamond cutting technology of the day. Old Mine cut diamonds range from almost …
