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About quality

color stone reference table

Please look.

We spend a lot of time on quality checks.

Quality

F: A quality that makes it difficult to see inclusions with a 10x magnifying glass.

VS: Quality that makes it difficult to see the inclusions with the naked eye.

SI: Quality that can be seen with the naked eye * Including fine chips and scratches that are difficult to see with the naked eye and lack of fabric

hue

S: A top-class color for the gem type or a rare color that does not exist in large numbers

A: A quality color that falls within the beautiful or wonderful class of the gem type

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jewelclimbplus

Unheated Sapphire Gemstone Loose 3.75CT

Name: Unheated Sapphire Gemstone Loose 3.75CT
Brand: jewelclimbplus
SKU: 1043069
Price: 7008000.0 KRW
Availability: InStock

◆◆◆◆For non-Japanese buyer◆◆◆ [With loose certificate] If there is a statement like the above, the product has been inspected in Japan. be attached.

₩7,008,000 KRW

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Non-heated identification card included
Elegant colored unheated sapphire from Sri Lanka 3.75CT

Unheated sapphire is extremely rare among sapphires.

If you have purchased unheated sapphire, you probably know this and need no explanation.
Sapphire is basically heat treated, and only an exceptional few percent of good stones are distributed on the market as unheated sapphires.

There are various ways to describe this heat treatment.
For women, the state with and without makeup is a fairly appropriate expression.

Heat treatment of sapphires improves the color and makes inclusions less noticeable, so in most cases, heat treatment is applied.

Loose pieces that are beautiful even without any treatment are distributed to the market as is, unheated.

Therefore, of course there are inclusions unique to natural unheated stones,
It's not something that stands out, but the fact that it was shipped unheated in the first place means that she was very beautiful to begin with.

Regarding this gentle silky color of unheated sapphire,
The cause is silk inclusions.

This is a unique inclusion in this sapphire.
Fingerprint inclusions
A soft color created by.

This photo was taken with a microscope and cannot be seen with the naked eye, but
These fine inclusions create a slightly loose, silky feel.

The color is slightly violet-tinged blue and has a gentle atmosphere.There are few inclusions that can be seen with the naked eye, so it is not bad as a non-heated stone, and the size is over 3CT, so it is a good choice.

Sapphire is one of the gemstones with various shades of blue, including sharp blue and dazzling blue.
We especially recommend this as a loose item with a soft color.
Of course, it comes with a non-heating certificate.

It is a wonderful loose product that is perfect for enjoying the beauty of non-heated products, so why not add it to your collection?

Rare large unheated grains! ◇Gemstone Unheated Sapphire ◇Weight 3.75CT ◇Shape Cushion ◇Dimensions 11.27x7.06x5.13mm ◇Made in Sri Lanka ◇Hardness 9 ◇Quality SI ◇Hue S