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Fine Jewelry University Articles matching: “ad mark”

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Fine Jewelry University (Show All FJU Articles)

  1. Purple peace sign

    How to Sell Jewelry on Craigslist and Facebook Marketplace

    Selling jewelry on Craigslist, Facebook Marketplace, and other online local classified sites is a great way to get cash for your jewelry, but there are some …’t have a way to meet the potential buyer at a public place, then do not sell your jewelry through the Craigslist or Marketplace. The buyer’s bank is a good public location because if they wish to buy the jewelry they can go and get the … method. Checks of all kinds (personal, cashiers checks, money orders, etc.) can be fakes. If you are on Facebook Marketplace, check the profile of the potential buyer. Is it a brand new profile with an obviously generic or fake image? …

  2. Old mine cut diamond example

    The History of Diamond Cuts

    … but did not have the technology to change their shape. So, the Romans wore uncut diamonds. One of diamond’s remarkable attributes is that the natural diamond crystal is beautiful without any human modification. Diamonds normally form in … or almost the same diamond cut can be known by different names. This is done in the modern era is for branding and marketing reasons to increase the perceived value of the diamond. In historical times, it was most likely for national and…

  3. A group of tanzanite loose gems and rings

    Gem in the Spotlight: Tanzanite

    … amount of blue in a tanzanite is caused by the quantity of vanadium present. Raw, unheated tanzanite is sometimes marketed as “mermaid tanzanite” because of the iridescent blue and green colors. You can usually tell if a tanzanite has …VP of Tiffany & Co. at the time, who named the stone tanzanite after the country of origin. Tiffany then started marketing the stone around 1968. The geological conditions required to form tanzanite are quite rare, leading some …

  4. Single white round pearl on white background

    Gem in the Spotlight: Pearl

    …. Natural pearls grow in the wild without human intervention. They are very rare, and most natural pearls on the market today are antique. They can take years, even decades, to form, and are found only in a few select locations around the… who believed it to be a talisman of good luck. Types of Pearls There is a huge variety of pearls available on the market today. This section will give you just a small sampling of the different kinds of pearls that you may run into. …

  5. Retipping is an important jewelry repair technique

    Jewelry Repair FAQ

    …. A micron is roughly equal to 4/100,000 or 0.00004 inches. Gold plated jewelry is often indicated with a “GP” marking stamped somewhere on the piece. Heavy Gold Electroplating is gold plating with a minimum thickness of 2.5 microns. Look…the prongs wear down too much, the stone becomes at risk of falling out of the mounting. Retipping is the process of adding a small amount of metal (usually gold or platinum) to the top of worn down prongs to keep the gemstone secure. …

  6. Loose fantasy cut aquamarine

    Gem in the Spotlight: Aquamarine

    …, the finest specimens being the deepest in color. Most aquamarine stones have a subtle green component, and in some markets, a deep greenish blue is the most desirable. Brazil is the most prolific supplier of aquamarine where it is often…a tribute to its beautiful blue color. As a member of the beryl family, Aquamarine has some illustrious cousins in addition to a rich history of its own. The Mythology of Aquamarine Long associated with tranquility and happiness, …

  7. Gold Purity and The Differences Between White and Yellow Gold

    …with gold. A plated piece of jewelry has a thin layer of gold over a base or non gold metal. Some plated jewelry has markings that look like real solid gold. For example, a plated piece can be stamped: 14k HGE or 18k GE. HGE means …. You can learn more about gold plating on our FAQ page. Sometimes engagement rings are stamped 14KP. The 14KP is a marking for plum gold which is a true mix of 14 karat gold. Some governments allow 13.5k to be stamped 14k so the 14KP …

  8. Understanding the Diamond Buying Game

    … with the same standard. GIA and AGS use the most technical standards. EGL uses a looser grading standard, I call market grading. In addition, EGL has a franchise like business model and different EGL labs grade wildly different. Some … four C’s of diamonds are not that old, less than 100 years. Before that system every business and diamond seller had their own system. It was impossible to buy a diamond without seeing it first. The GIA four C system is supposed to be …

  9. Alternative metal wedding band options for men

    Alternative Metals for Men’s Jewelry

    … silver-white in color, but it can be treated to different colors. Titanium is very light weight which is its hallmark feature and one of the reasons it is used so heavily in manufacturing. It resists scratching well, and it is both …, it is difficult and expensive to resize, repair, or engrave aircraft grade titanium rings, again because of the remarkable properties of the alloy. This may or may not be an issue for you depending on who you buy your titanium ring from…