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Fine Jewelry University Articles matching: “Process cut 2 carat solitao”
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Fake Diamonds: The Great Diamond Attack
… but some companies now have the ability to change ugly into nice diamonds. Exactly how the companies are doing this process is a closely guarded secret. But the theory is basically recreating nature’s diamond forming process and changing …. The common colors are a bright green and yellow/orange stones. Some call the colors antifreeze looking. Is this process a simple treatment of a natural stone or is it the manufacturing of a diamond using some natural elements? Regardless …
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Gem in the Spotlight: Quartz
… as 300 BC banded agate was found in Sicily, and the ancient Romans set up lapidary (stone cutting) facilities to process these stones and turn them into something beautiful. To this day agates and other varieties of quartz have been staples…quartz, others are exotic like Drusy Quartz. Some quartz material is a dollar per pound while others are $1,000+ per carat. Quartz is a gemstone with surprising variety. The most important reason for this variety is that quartz comes in 3 …
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Synthetic Gems: The Whole Story
… and emeralds. These gems in high quality have put ownership beyond most people to justify the price. Just a one carat gem could cost $3,000 and more. Most of the time people don’t wear them as an engagement ring where people can spend … there are different ways to make them. The inexpensive way to make the synthetic gems cost only a few dollars per carat and is generally easy to identify. But there are ways to make the synthetic gems that cost hundreds of dollars per …
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Gem in the Spotlight: Emerald
… from a hexagonal core. This distinctive pattern is believed to form due to interruptions in the crystal growth process, allowing impurities such as black carbon to infiltrate the structure in a hexagonal pattern, characteristic of emerald’s… structure. Hollywood celebrities have had a fondness for emeralds for many years. Elizabeth Taylor received a 23.46 carat emerald and diamond pendant/brooch from her future husband Richard Burton during the shooting of Cleopatra . She …
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What Are Lab Grown Diamonds?
… to grow single crystal diamonds. The first and oldest is the High Pressure High Temperature (HPHT) technique. This process starts with a seed of diamond material and grows a full diamond just like nature does under extremely high pressure … temperature. The newest way to grow synthetic diamonds is the Chemical Vapor Deposition (CVD) technique. In the CVD process, a chamber is filled with a carbon rich vapor. Carbon atoms are extracted from the rest of the gas and deposited on …
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How to Value Inherited Jewelry
…: the jewelry value standard and everyone understanding. Integrity and transparency are also crucial to making this process work. For example, if a jewelry item has a replacement value appraisal and that value is used as the estate wholesale…be significantly lower than even the intrinsic value of a piece. We have even heard of cases where a ring with a one carat diamond and $50 in scrap gold was valued at $50 by these operations. The intrinsic values for the gems are based on …
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Gold Purity and The Differences Between White and Yellow Gold
… come in many forms. Basic to understand the uses of gold in jewelry is karat. Karat with a K is the purity of gold, Carat with a C is a measure of weight use mostly in gem weight (one carat is 1/5 gram). Karated gold used in engagement … grade is used to express the proportion of gold in an alloy or the quality of a gold alloy. Fine (pure) gold is 24 karat. The proportions in other karat grades are listed in the table below: Karat Parts Gold to Alloy Percentage …
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Gem in the Spotlight: Alexandrite
… it has remained ever since. In its short history, alexandrite has set multiple records at auctions including a 21-carat gemstone selling for 1.49 million dollars which works out to over $70,000 per carat! Alexandrite is said to bring luck… even ruby, alexandrite has been known around the world as one of the most sought-after gems for the better part of 200 years. But, what makes this stone so special? Gemology of Alexandrite Alexandrite is the extremely rare, color-…
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Art Deco vs. Art Nouveau Style Jewelry
… white gold and platinum were quite common as well. The diamonds used in Art Nouveau jewelry were typically Old Mine cuts, but Old European cut stones were also included as they became more popular. In contrast, Art Deco arrived in the …, emeralds, and sapphires, were the materials of choice for Art Deco jewelry makers. The most prevalent diamond cut found in Art Deco jewelry is the Old European cut, but some pieces still incorporated Old Mine cuts or transitional cuts…
