Learn what to look in gemstone clarity and what makes gemstones each so unique. Visit Blue Nile for gemstone clarity buyer's tips.
Pinfire type patterns are often rather static, meaning their overall appearance is much the same from any direction. Other pattern types may change dramatically depending on the angle of view– this can add a dynamic element to the color presentation, but can also detract if the directionality is...
Tumbled stones are pieces of rocks and minerals that have been rounded, smoothed and polished into beautiful gemstones in a rock tumbler.
A cut grade is given only to a round diamond since it’s the most sought-after diamond shape. Carat Weight Historically, diamonds were weighed using carobs, beans with seeds inside them, which were identical in size. This was ideal for traders to use when weighing gemstones and it’s ...
A chart of the refractive indices for more than 200 varieties of gemstones. Find quickly all the data you need.
They also grade stones for perfection, color and quality.of a cut gem. These individuals use fair market value, follow pricing guides and watch the public economic changes to determine and estimate wholesale and retail pricing of gemstones. Typical Work Schedule This position is a full time ...
If using string, measure its length against a ruler before comparing it to a size chart for accuracy. You can also cut out a thin strip of paper. Place it around your finger (not on the knuckle). Make sure it sits below the finger joint (as with floss or string). Mark the spot wi...
On the scale used by the GIA (Gemological Institute of America), the top grade is FL (Flawless) and the bottom grade is I (Included). When picking a ring with a heart-shaped diamond, you don’t need to go for the highest clarity, as there are lower clarity grades that are cheaper ...
If your ring has gemstones set into it this can make adjusting the size a little more complicated as gems can be damaged by heating. If you do need to resize your ring using a solder it is advisable to always use a heat barrier such as thermo-gel. This gel helps to protect the stone...
This can be used to produce effects ranging from a subtle shift in angles to a bold checkerboard, and everything in between. It’s a way to add visual interest that doesn’t rely on gemstones, which can be nice for people who worry about ethical stone sourcing, and the look is a litt...