Sapphires still fall into the general clarity grading for gemstones categories (Types 1, 2 or 3). However, there are more specific terms that are directly related to the clarity of sapphires. They include: concaves, eye grade, loupe grade and transparency.
What are the grades of sapphire?
Blue Sapphire Quality Grading
|Quality Grade||% of All Sapphire|
|AAAAA (Untreated Heirloom)||Extremely Rare|
|AAAA (Heirloom)||Top 1%|
|AAA (Excellent)||Top 10%|
|AA (Very Good)||Top 25%|
How can you tell a good quality sapphire?
You want to look for a sapphire that has no inclusions visible to the naked eye. experts look at the size, location and number of inclusions to judge clarity. The less visible the inclusions are, the higher the grade. Cut: The cut is essentially what makes a sapphire really sparkle.
Which color sapphire is the most expensive?
The most valuable attribute of Sapphire is the cornflower blue color, known as Kashmir Sapphire or Cornflower Blue Sapphire.
Are dark or light sapphires better?
Color has the greatest influence on a sapphire’s value, and preferred sapphires have strong to vivid color saturation. … Sapphires with these qualities command the highest prices per carat. Less valuable blue sapphires might also be grayish, too light, or too dark.
What is the rarest sapphire color?
The rarest sapphire is the Padparadscha, an extremely rare pink and orange stone that is stunning to behold. However, the most valuable sapphires are the Kashmir variants, which are blue.
How can I tell if my blue sapphire is real?
Look for flaws or inclusions in real sapphires, perform a breath test to judge authenticity, and get a sapphire certified. Look for air bubbles, try the scratch test, and shine a light through the gem to spot a fake sapphire. Always ask jewelers about the sapphires they are selling to find out what type of gem it is.
What is the best shape for a sapphire?
Sapphires are beautiful in every shape, so we would say that there is no “best” shape for a sapphire. And we would recommend that you simply choose the shape you love the most. However, if you’re wondering which shapes are most popular for sapphires, we have an answer: oval, round, cushion, and emerald.
Where is the best blue sapphire?
The locality considered to produce the finest blue sapphires in the world is Kashmir, India. These amazing stones are mined at 16,500 feet in the Zaskar region. Kashmir blue sapphires are known to have a velvety or sleepy quality that is very desirable.
What is the most expensive sapphire in the world?
This striking emerald-cut cornflower blue sapphire weighing 27.68 carats is set with pear-shaped diamonds together weighing approximately 5.70 carats, mounted in 18-karat white gold. It sold at Sotheby’s Hong Kong in 2015 for $6,745,688, which is the world auction record price per carat for a sapphire.
Are pink sapphires more expensive than blue?
The sapphire is typically known as a blue gemstone. However, in general, they are far less expensive than pink diamonds, although prices for the pink sapphire do tend to fluctuate depending on the color, carat, and cut. …
What is the color code for sapphire blue?
Sapphire blue is a strongly saturated shade of blue with the hex code #0F52BA, often used to describe both paler and more purplish blues as well.
Why is my sapphire so dark?
This stone’s black color is a result of iron and titanium traces present in the mineral. There are also black star sapphire varieties that exhibit pink and purple hues. Unlike black sapphire, black star sapphire is a very expensive gemstone and can cost thousands of dollars.
Are Ceylon sapphires the best?
Ceylon sapphires are considered the finest available sapphires in the world. Kashmir stones are known to be the finest material, but those mines have been shut down for decades and there is no reliable flow of gems from this region.
What is an unheated sapphire?
Unheated sapphires and untreated sapphires are one and the same as no treatment can be applied to a sapphire without the help of heat treatment. Unheated sapphires mean the sapphire is natural and it has not been enhanced by any form of heat treatment or any other treatment.
Is there a light blue sapphire?
A lovely pale blue Montana round sapphire. … Blue sapphires come in various hues, from pale baby blue to rich royal blue. The most prized color is a strong vivid velvety blue to violetish-blue, in medium to medium-dark tones.