Search Results
Fine Jewelry University Articles matching: “Makers mark”
Showing only FJU Article results. Click here to show all results.
Fine Jewelry University (Show All FJU Articles)
-
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? …
-
Art Deco vs. Art Nouveau Style Jewelry
… Liberty among many other monikers, simply means “New Art” and it impacted almost every artistic medium. Jewelry makers embraced materials such as enamel, horn, and semi-precious stones to create pieces that were not just adornments but … and valuable gemstones such as diamonds, 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 …
-
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…
-
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 …
-
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. …
-
Jewelry Repair FAQ
… that only a very thin layer of gold covers the surface. Gold plating produces a layer of gold around 0.5 microns thick. 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 for an “HGE” stamped on the jewelry to indicate that it is Heavy Gold Electroplated. On the other hand, gold …
-
Gem in the Spotlight: Aquamarine
…’s main pigment comes from iron. The color spectrum of aquamarine varies from very pale blue to a deep blue, 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 found in shades of blue-green. Aquamarine has a refractive index of 1.577 to 1.583 and is doubly refractive. Aquamarine’s …
-
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 …
-
Understanding the Diamond Buying Game
… is unique. Diamond reports don’t tell the whole story. First, it is well known that not all diamond grading labs grade 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 other labs like IGI and many more will put on a report what the customer, the diamond owner wants the report to say. So …
