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Fine Jewelry University Articles matching: “Cleaning jewelry”

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Fine Jewelry University (Show All FJU Articles)

  1. Collection of sapphire jewelry and loose sapphire gemstones in many colors

    Gem in the Spotlight: Sapphire

    … in deep blue. Fancy colored sapphires including pink, green, orange, and golden yellow are magnificent in any jewelry. See More on Etsy › With the exception of the diamond, which measures 10 on the Mohs scale, sapphire and ruby (9 on the … Mohs scale) are the toughest and most durable gemstones. This toughness makes the sapphire a long lasting piece of jewelry as well as a useful industrial tool. One last legend, the star sapphire has been called “the stone of destiny”; its …

  2. Rough lab grown man made diamonds

    Is a Lab Grown Diamond Right for Me?

    …are extremely rare and consequently very expensive). Lab-grown diamonds are new and exciting . To put it mildly, the jewelry industry has been around for a long time. It’s quite rare that something truly new comes around. Even though man-… diamond you decide on, Arden Jewelers has you covered with a selection of natural and lab grown diamonds, beautiful jewelry to set them in, honest and upfront descriptions of every product, and a proven track record of incredible prices. P…

  3. Fake Diamonds: The Great Diamond Attack

    … are used in the manufacturing of tools like diamond tip drills. Synthetic diamond crystal big and pretty enough for jewelry has been made since the 1950’s. But, it just costs too much to justify using them. The technology is becoming more …you’re interested you can learn more about how to tell if a diamond is lab grown . Synthetic gems are not new to the jewelry profession. Synthetic colored stones have been around for over a 100 years. The impact was dramatic in the beginning…

  4. Measuring Gold Weight

    The old riddle goes: what weighs more a pound of feathers or a pound of gold? Some say gold because it is heavier. Others say they are both a pound so they weigh the same. Both are wrong. How can this be? Tradition. Gold is not weighed in the ordinary weights. Gold is weighed in the troy measurement system. One ounce of gold is not the same as the ordinary ounce (really called avoirdupois ounce). The best way to understand this is to convert them both to a uniform system.

  5. What are “Blood Diamonds”?

    …are benefiting from the legitimate sale of diamonds. We at Arden Jewelers have been knowledgeable of the conflict diamond issue for years. We work hard to make sure every diamond and gem is legitimate. We want our clients and friend’s jewelry to be a source of pride, not of guilt. We are serious about not helping the evil doers in our world, by buying diamonds from illegal or immoral sources. Thank you for your trust in our integrity and if you have any question just call …

  6. The 4 Cs of Diamonds

    Diamond Buying Guide: The 4 C’s

    … you like the look of a 1 carat, for example, you can use this C as the starting point for your diamond search. Once you know the carat weight and your budget, you can adjust the quality of the diamond to fit. Unless you work in the jewelry trade, it can be hard to know what size you want. The photo above shows some common diamond carat weights and how they look in comparison to each other. Cut The Cut of a diamond has two main components. First, cut refers to the shape of…

  7. Unique inclusion in a lab grown diamond

    What Are Lab Grown Diamonds?

    …term “synthetic” is so confusing in this context. With Moissanite we have a synthetic gem that looks and acts a lot like diamond but should never be referred to as a “synthetic diamond.” Because of this, along with most of the jewelry industry, we tend to use the term “lab grown diamond” to refer to a true synthetic diamond that shares the same chemical properties as a natural diamond, and we tend to avoid the term “synthetic diamond” given how much confusion it can create…

  8. Collection of loose and mounted quartz gems of various types

    Gem in the Spotlight: Quartz

    … 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 of the jewelry industry. Quartz’s triboluminescent properties have been known for quite some time. The first scientific discovery of this effect was actually from sugar crystals in 1620, but it has been known by indigenous tribes for at least that long…