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Fine Jewelry University Articles matching: “What does the stamp RT stand for inside a ring”

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Fine Jewelry University (Show All FJU Articles)

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

    …karat gold, but what does it all mean? Gold used in jewelry like wedding rings can come in many forms. Basic to understand the uses of gold in jewelry is karat. Karat with a K is the purity of gold, Carat with a C is a measure of weight … 10/24 41.67% 417 14K 14/24 58.33% 583 18K 18/24 75.00% 750 22K 22/24 91.66% 917 24K 24/24 100% 999 The key to understanding gold karat is the karat value over 24. An example is a 14 karat gold wedding ring. It is 14/24, which equals 58.3…

  2. The different parts of an engagement ring

    Anatomy of a Ring

    Knowing the different parts of a ring can help you make a better decision when choosing a new ring and it can help you know when your ring may need … 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 top part, the ring shank is generally said to start … 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 sized looking at the shank with your naked eye. …

  3. Frequently Asked Question about Jewelry

    … wedding rings are available in a comfort-fit style. Comfort-fit engagement rings have extra metal to make the inside of the band slightly domed, resulting in a very comfortable fit. Comfort-fit wedding rings are generally more expensive … is the SI3 grade? The GIA Diamond clarity-scale refers to how clean, or free of imperfections a Diamond is. The GIA standard for the clarity scale consists of: FL, IF, VVS1, VVS2, VS1, VS2, SI1, SI2, ???, I1, I2, I3 The SI3 was born out …

  4. Rough lab grown man made diamonds

    Is a Lab Grown Diamond Right for Me?

    …physics?). Even more unfortunately, the diamond industry suffers from a lot of misinformation and paranoia both from inside the trade and from outside observers. I have heard people say that natural diamonds come with a 400% mark up, or … of us, buying a diamond is a significant financial undertaking, and we want to get it right. Unfortunately, understanding diamonds takes a lot of specialized knowledge that most people don’t have (anyone remember their refractive indexes …

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

    Gem in the Spotlight: Sapphire

    Few gems capture the imagination as does sapphire. Sapphire’s beauty inspired people to wonder. Ancient cultures had many lore and beliefs about the sapphire… sacred and was worn by priests to show their connection to the sky and heaven. Sapphires were set in the Bishop’s ring as a symbol of unity between the priest, the sky and heaven. Sapphire has been associated with divine favor. The … Anglo-Saxons from 1042-1066, met a beggar one day. King Edward had nothing of value on him except for his sapphire ring, which he generously gave to the beggar. The beggar was really a messenger from God, who later returned the ring to …

  6. Group of loose spinel gemstones with finished jewelry

    Gem in the Spotlight: Spinel

    …hardness of 8 and good toughness spinel is a great choice for all forms of jewelry. We recommend occasional wear for rings and bracelets, but earrings and pendants are suitable for daily wear. Spinel can come in virtually any color of the… guidance systems. It even has the potential to make its way onto our smartphones as a super durable, glass-like covering. History and Lore of Spinel Spinel is arguably the most overlooked and underappreciated gemstone of all time. Spinel…

  7. Evaluating inherited estate jewelry can be tricky

    How to Value Inherited Jewelry

    … atmosphere to have an equitable division of wealth in an inheritance situation is to set the jewelry value at a standard that everyone understands. The two important points there are: the jewelry value standard and everyone understanding… only find a willing buyer at that price. So, how can we fairly determine how much a piece of jewelry is worth? The Standards of Jewelry Value The standard of value establishes the dollar value of a jewelry item based on a set guideline. …

  8. The Difference Between White Gold and Platinum

    …which bleach the deep yellow of pure gold. The amount of alloy mixed with gold is called its karat. The key to understanding gold karat is the karat value over 24. An example is a 14-karat gold wedding ring. It is 14/24, which equals 58.3…careful choice of the alloying metals, which bleach the yellow of pure gold. Platinum is a naturally white metal. It does not need to be alloyed for color. Jewelry platinum is typically an alloy containing 90% to 95% platinum and the

  9. Three loose rubies in a row triangle oval and pear shaped

    Gem in the Spotlight: Ruby

    For much of human history, rubies have been the most prized gemstone. But, what is it about this red gem that has captivated our hearts and minds for so long? Is it ruby’s color? It’s rarity, and … believed to protect the wearer from injury and to keep them safe and healthy. Many cultures believed that wearing rubies in battle made warriors invincible and protected them from harm. Innumerable powers have been associated with the … is the most famous ruby, and was originally mined in Myanmar. The Sunrise Ruby was eventually set by Cartier into a ring along with two diamonds weighing a total of 5 carats. In 2015, Sotheby’s put the ring up for auction where it sold …