The Brief History Of Diamond Carat The term carat comes from the ancient method of weighing precious metal and stones against the seeds of the carob tree—which were considered to be even in weight. It wasn’t until 1907, at the Fourth General Conference on Weights and Measures, when it was agreed upon that one diamond [...]
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What Is A Diamond Carat? The term carat is often misunderstood. It refers to a diamond's weight, not its size. Another misperception is that a larger carat weight is always better than a smaller carat weight. While it’s true that a big rock can be a status symbol (here’s looking at you, Hollywood), カラットの重量 [...]
You Can Learn More About A Diamond’s Characteristics (Inclusions/Blemishes) In The GIA Grading Report Any characteristics that don’t get factored into the diamond’s assigned grade may still be noted on the GIA grading report or clarity plot (if there is one). As is common practice in the industry, you’ll only find a clarity plot when [...]
Why SI Diamonds And VS Diamonds Are The Best Value While the extremely rare Flawless (FL) or Internally Flawless (もし) diamonds are the highest quality diamond clarity, you may want to consider a diamond that won’t break the bank. For the best value, select a diamond with inclusions that can’t be seen through the crown [...]
The Five Diamond Clarity Factors Size: The larger or more noticeable a characteristic, the lower the likely clarity grade. Number: This is the number of easily seen characteristics. Having fewer characteristics means a higher clarity grade. 位置: What is the position of any given characteristic? Is it under the table (most visible) and close to [...]
Diamond Clarity Spans 6 Categories With A Total Of 11 Clarity Grades In 1953, Richard T. Liddicoat and colleagues established the Gemological Institute of America (家族) diamond grading system and clarity scale. The GIA diamond grading scale is divided into 6 categories and 11 diamond clarity grades. I1, I2, I3 Included Diamonds I clarity diamonds [...]
クラリティに関する簡単なヒント ダイヤモンドのクラリティに関しては多くの誤解があります, 欠陥が見えないようにするためには、高い透明度のグレードを購入する必要があるという考えも含まれます。. もう 1 つのよくある誤解は、透明度グレードが高いほど輝きが増すというものです。. どちらも真実ではありません! 始めるためのヒントをいくつか紹介します [...]
What Is Diamond Clarity? Diamond clarity is the assessment of small imperfections on the surface and within the stone. Surface flaws are called blemishes, while internal defects are known as inclusions. ほとんどの場合, a diamond’s beauty is not affected by these in any way since most inclusions can’t be seen with the naked eye. [...]
Color Is More Visible In Large Diamonds If you’re buying a diamond under 1 カラット, you might consider choosing an I, j, or K color diamond. Going over 1 カラット? We recommend H color-grade diamonds or higher. Recommendations For Diamond Color Based On Shape And Setting Certain fancy-shaped diamonds hide color better than others—and can [...]
宝飾品市場では, we will see rings, ブレスレット, ornaments and other jewellery made of jadeite, and we can also hear the so-called "oil green", "バイオレット", "fu Lu Shou" and other unbounded concepts. What do these all mean? ·Yuqing: The surface of jadeite looks oily, so it is called oily. It is generally dark green [...]