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Rubies have been cherished as gemstones since ancient times. They are red corundum. With a hardness of 9, second only to diamonds, rubies are durable and stable, making them easy to handle.
This is a transparent, richly colored heart-shaped ruby. It comes with a sorting report from the Gemological Association of Japan.
・Type: Loose stone (natural stone)
・Stone Name: Ruby
・Weight: 0.820ct
・Size: 4.9 x 6.1 mm
・Shape: Heart shape
・Scratches/Chips: S
・Inclusions: A+
・Remarks: Heat treatment has been applied.
*Rubies are generally heat-treated gemstones.
・Accessories: Sorting report (Gemological Association of Japan), Karatz quality guarantee, Loose stone case (if it doesn't fit, a clear zip case will be provided)
▷Jewelry Customization Available
If you would like jewelry customization, please order your desired setting along with this stone from the links below.
・【Choose Your Stone】Simple Order
・【Choose Your Stone】Semi-Order
*If you would like an image of the stone set in a frame, wish to discuss a full custom order, or have any other questions, please feel free to contact us here.
*Rough stones are not supported. Also, some stones may not be supported.
※ While we strive to ensure the photos accurately represent the actual color, there may be slight differences due to lighting conditions during photography or your monitor's environment. Also, some photos may have been taken using a penlight.
※ For information on scratches/chips, treatments, and inclusions, please refer here.
※ For other frequently asked questions, please refer here.
karatz_item_id: 12563229
This is a transparent, richly colored heart-shaped ruby. It comes with a sorting report from the Gemological Association of Japan.
・Type: Loose stone (natural stone)
・Stone Name: Ruby
・Weight: 0.820ct
・Size: 4.9 x 6.1 mm
・Shape: Heart shape
・Scratches/Chips: S
・Inclusions: A+
・Remarks: Heat treatment has been applied.
*Rubies are generally heat-treated gemstones.
・Accessories: Sorting report (Gemological Association of Japan), Karatz quality guarantee, Loose stone case (if it doesn't fit, a clear zip case will be provided)
▷Jewelry Customization Available
If you would like jewelry customization, please order your desired setting along with this stone from the links below.
・【Choose Your Stone】Simple Order
・【Choose Your Stone】Semi-Order
*If you would like an image of the stone set in a frame, wish to discuss a full custom order, or have any other questions, please feel free to contact us here.
*Rough stones are not supported. Also, some stones may not be supported.
※ While we strive to ensure the photos accurately represent the actual color, there may be slight differences due to lighting conditions during photography or your monitor's environment. Also, some photos may have been taken using a penlight.
※ For information on scratches/chips, treatments, and inclusions, please refer here.
※ For other frequently asked questions, please refer here.
karatz_item_id: 12563229
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Ruby 0.820ct Loose Gemstone [Listed as 12563229]
Sale price¥39,800
Regular price





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