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Fine Jewelry University Articles matching: “Three stone setting”
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Fine Jewelry University (Show All FJU Articles)
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Brands and Designer Jewelry
Status, style, and quality are the three attributes that luxury jewelry brands are known for. Jewelry brands or designers have a high standard to live up to or they are abandoned. There is no excuse for poor execution, and most deliver the style and quality their followers …
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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 … come in seven basic shapes: round, near-round, button, drop, oval, semi-baroque, and baroque. Color: There are three components: bodycolor (dominant, overall color of the pearl), overtone (one or more translucent colors that lie over the …
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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 …synthetic diamonds were made by mimicking nature with High Pressure/High Temperature (HPHT) manufacturing. There are three basic manufacturing processes used to make HPHT diamonds: the belt press, the cubic press, and the split-sphere (…
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Platinum
… and white luster, have made platinum an increasingly popular choice for jewelry, either on its own or as the setting for diamonds and other precious gemstones. Platinum jewelry does not fade or tarnish and keeps its looks for a lifetime. … wear. Its density and weight make it a durable jewelry metal. Platinum does not wear away and holds precious stones firmly and securely. Like all precious metals, platinum scratches. However, the scratch on a platinum piece is merely a …
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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 …
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Gem in the Spotlight: Amethyst
… hard as tourmaline, softer than sapphire and topaz, and harder than opal and tanzanite. This makes it a durable gemstone that is resistant to scratching and chipping. It is also resistant to heat and chemicals which means that it can …tears of wine in remorse for his actions. These tears stained the quartz purple, resulting in the creation of the gemstone known as amethyst. Amethyst has a long history of being used in jewelry and other decorative items. It was highly …
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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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How to Tell If a Diamond Is Natural or Lab Grown
… have imaginative names like DiamondCheck, DiamondSure, and DiamondView. Roughly speaking, these machines work like our DiaTrue. They bombard a diamond with specific types of radiation (nothing harmful to humans) and analyze what the stone outputs. There are certain, tell-tale signs of the various processes used to make lab grown diamonds that show up as spikes and troughs at specific wavelengths in the spectroscopic analysis. With CVD diamonds, the DiamondView machine …
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Gem in the Spotlight: Jade
Jade has one of the richest heritages of all gemstones. People have been using jade from as early as 6,000 BC, and it has been an incredibly important part of Asian, …gem. History and Lore of Jade Jade’s incredible toughness has made it a useful tool throughout history. During the Stone Age of many cultures, jade was used for agricultural tools and weapons such as axe heads and knives. Jade has also … far are dyed quartz, glass, and plastic. These imitations can be identified quickly by a trained gemologist. Other stones that have been confused with jade over the years are chrysoprase, serpentine, maw sit sit, and hydrogrossular garnet…
