Search Results
Fine Jewelry University Articles matching: “Pearls old”
Showing only FJU Article results. Click here to show all results.
Fine Jewelry University (Show All FJU Articles)
-
How to Clean Pearl Jewelry
Pearls are considered by many to be symbols of purity and chastity. But even symbols of purity get dirty from time to time…As you know pearls are produced when a mollusk secretes nacre to form a covering around a foreign body in its shell. Pearls are not as durable as gemstones produced by the heaving pressure beneath the earth’s surface. Therefore special … on and the first thing that you take off. Common personal products like cosmetics and perfume can severely damage pearls. They should be cleaned in warm soapy water periodically, gently scrubbing individually with a soft brush. A soft …
-
Gem in the Spotlight: Pearl
Pearls have captured the imagination and adoration of people from diverse backgrounds throughout history. They are both … complex. Let’s explore the science, history, and lore surrounding this most unique gem. How Are Pearls Formed? Pearls are formed when a foreign object enters the shell of a mollusk and irritates the soft mantle tissue within. In response …around the irritant, eventually forming a pearl. This process can occur naturally or via human intervention. Natural pearls grow in the wild without human intervention. They are very rare, and most natural pearls on the market today are …
-
Jewelry Repair FAQ
… fell out; who wouldn’t? That’s why we have literally 100s of carats of loose diamonds, sapphires, rubies, opals, pearls, and more in all shapes and sizes to choose from when selecting a replacement stone for repairs. Matching stones takes … gemological training, and years of experience. Of course, some gems are more difficult to match than others. Pearls, opals, and other gems with patterns in them (Blood Stone, Pietersite, etc.) are notoriously difficult to match. With these…
-
How to Sell Jewelry on eBay and Other Websites
… is unique, get a high price if not, then the bargain hunters are your market. The success of eBay helped a much older business the pawn shops. The pawn shops who sell jewelry on eBay and other online sites are willing to take much less …get a free evaluation of the jewelry you want to sell. If you like our offer, you can get cash on the spot for your gold and jewelry, no waiting for it to sell, no photographing, describing, pricing, no hassle at all. Our gemologist …
-
Gem in the Spotlight: Blue Zircon
… color. But, zircon can be almost any color you can imagine including red, yellow, orange, brown, green, champagne, golden, saffron, and colorless. Zircon colors are pure and have that distinctive fire that sets it apart from other gems…the gem to create the brilliant light show we see. Zircon is also of interest to geologists because it is one of the oldest minerals on earth. In the gem world, a type of stone is often given different names for each of its colors, and …
-
Types of Jewelry Clasps
… earliest forms of jewelry clasps was the simple hook-and-eye clasp which was used by ancient Egyptians and is the oldest known clasp style. This type of clasp was often made from softer metals like gold or copper and used to fasten … shape, hearts, teardrops, specialty designer styles, and more. They have a simple spring tension mechanism that holds the clasp closed. When the trigger is pushed down, the clasp opens. When the trigger is released, the spring tension …
-
Fake Diamonds: The Great Diamond Attack
… diamond from all the modern possibilities is quite demanding. So what is a real diamond? Let’s start with the older diamond look a likes, (CZ, GGG, YAG, Synthetic corundum and spinal, Glass) or simulants are quite easy to separate. The …make choosing the diamond an easy task with these older lookalikes. Apathy and sloppy observation can let one of the older lookalikes get by, but generally the profession is dealing with these well known simulants easily. The diamond …
-
What Are Lab Grown Diamonds?
… bit about how lab grown diamonds are made. There are two techniques 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 …A white sapphire is not, by nature, a fake (in fact it is a beautiful and highly valuable gem). But if it is being sold as a diamond, it becomes a fake. Most gem simulants are trying to imitate diamonds, but there are also simulants for …
-
The History of Diamond Cuts
…With other cuts even changing 1 facet would result in the diamond being labeled a miss-cut (often causing it to be sold at a discounted price). It just depends on the type of cut and where the deviation from the “standard” facet pattern …. The Triple cut or Peruzzi brilliant cut is another adaptation. The triple cut has 33 facets on the crown. The Old Mine and Old European Cuts When most people think of old diamond cuts they think of the Old Mine cut diamond. The Old …
