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Fine Jewelry University Articles matching: “metal karat”
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Fine Jewelry University (Show All FJU Articles)
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Gold Purity and The Differences Between White and Yellow Gold
… what is gold? Yes the scientists tell us gold is an element with the chemical symbol Au. We know it is the heraldic metal and it is a rare yellow mineral that is the most malleable and pliable of all metals. Yes, but what does that mean …an expression of love. Gold Purity Is all gold the same? We hear a piece of jewelry is pure gold or solid gold or 24 karat gold, but what does it all mean? Gold used in jewelry like wedding rings can come in many forms. Basic to understand…
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What to Do When Your Ring Irritates Your Skin
…what the true source of the problem is. There are two main types of irritation: 1) Physical irritation caused by the metal rubbing against the skin, and 2) allergic reactions to jewelry. These types of irritation can look very similar, but…foods for instance) has caused your finger to swell slightly. Allergic Reactions Some people are allergic to certain metals that are used in jewelry. This can show up as a rash or discoloration of the skin which can begin hours or even …
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Jewelry Solder: What You Should Know
…, you have very likely seen solder in action. But, what is solder and how is it different than the rest of the metal that makes up your jewelry? What is Solder? To answer this question we first have to understand metal alloys. If you haven… gold purity . Now you should know that the metals that make up our jewelry are actually a mix of multiple different metals in different combinations called alloys. For the sake of simplicity, we will focus our discussion on gold jewelry, …
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The Difference Between White Gold and Platinum
…platinum is the most basic and is the foundation of all the other differences. White gold and platinum are different metals. White gold starts out as gold. Gold is yellow. Platinum is itself a white metal. White gold and platinum have … white metals such as silver, nickel or palladium. The white color is achieved by a careful choice of the alloying metals, which bleach the deep yellow of pure gold. The amount of alloy mixed with gold is called its karat. The key to …
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Caring for and Cleaning Your Jewelry
…. Never use chlorine or products that contains it. Don’t use a hard toothbrush because they tend to scratch the metals (gold, platinum, etc.). Abrasive cleaners and toothpaste or toothpowder will also scratch the metals. This will take … will spot and dull the stone. For hard spots you can use toothpicks and dental floss. Be careful not to scratch the metal or lift the prongs. A final wipe with a lint-free cloth will remove any dust or water spots. One final cleaning …
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Laser Jewelry Repair
…The jewelry’s intricate design and gems which are heat sensitive are safe from the heat with a laser. What type of metals can be laser welded? All the traditional metals can be laser welded, including base metals, karat gold, sterling …, offering a complete array of design, redesigns and repair options. Platinum traditionally is the most difficult metal to work on; the laser has rendered platinum much easier to repair and can be used to create new designs. Inexpensive …
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How to Sell Your Jewelry
… since the time of Jesus. Damaged beyond repair jewelry is bought at its intrinsic worth. The intrinsic value is the metal (gold, platinum, silver) price plus any gems. The refining process used to recover the metal utilizes strong … which impact the price given for metal brought to be recycled. If you would like to know how to calculate the metal price and do the math read on, if not skip to next paragraph. The formula used to calculate the price is the metal price(…
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Anatomy of a Ring
… with your vast knowledge of jewelry terms. Shank Every ring has a shank. This is the technical term for the band of metal that encircles the finger. There would be no ring without the shank. If the ring has a distinct design feature on …, the ring shank is generally said to start at the point that the design stops. A jeweler will usually add or remove metal from the bottom of the shank when sizing a ring. This can sometimes be done so well that you would never know it was…
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Star White Gold
… white gold is made, it can be yellowish to light yellow. When white gold rings are new they are coated with a white metal called rhodium. Rhodium is a metal very similar to platinum and rhodium shares many of the properties of platinum … of the jewelry is when they buy it. I have seen a yellow gold ring heavily plated to look white. This was a true 14 karat yellow gold made to look white and it worked for a while. What the white gold task force did is come up with the …
