[Available at 10 PM on August 23rd] Unheated Ruby 0.680ct Loose Stone with Certificate of Authenticity

Ruby has been a treasured gemstone since ancient times. It is a type of red corundum. With a hardness rating of 9, ruby ​​is the second hardest gemstone after diamond, and is also tough, stable, and easy to handle. This is a rare, unheated ruby.
This is an unheated oval-cut ruby ​​with high transparency and brilliance.
It comes with a certificate of authenticity issued by the Gem and Jewelry Institute of Thailand, an appraisal agency.

Type: Loose (natural stone)
Stone name: Unheated ruby
・Weight: 0.680ct
・Size: 5.2 x 4.4 mm
・Shape: Oval cut
Scratches/chips: S
Inclusions: A+
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Accessories: Certificate of Authenticity (GIT), loose case (if it does not fit, a clear zippered case will be provided)

▷We accept jewelry processing.If you would like to have your jewelry processed, please order along with the frame of your choice from the link below.
・Simple order [Select by stone]
・[Select from stones] Semi-order
*If you would like an image photo of the stone in the frame, would like to discuss a full order, or have any other questions or concerns, please feel free to contact us here .
*Rough stones are not available. There are also some stones that cannot be used.

*We strive to make the colors in the photos as close to the actual product as possible, but they may look slightly different from the actual product depending on the lighting conditions during photography and the monitor settings you are using. Also, some photos may have been taken using a penlight.

*For information on scratches, chips, treatments, and inclusions, please click here .

*For other frequently asked questions, please click here .


karatz_item_id: 12560214