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Cobalt gahnite, a beautiful deep-sea blue gemstone, has newly emerged in the history of gemstones. It is a very new gemstone discovered in Nigeria at the end of 2018. For more information about cobalt gahnite, please click here.
This is a Nigerian cobalt gahnite with high transparency and a captivating vivid blue. You can enjoy its deep and clear coloration. A JTL appraisal certificate is included.
・Type: Loose stone (natural stone)
・Stone Name: Cobalt Gahnite
・Weight: 0.176ct
・Size: 2.8×2.5㎜
・Shape: Emerald cut
・Scratches/Chips: S
・Inclusions: S
・Accessories: Appraisal certificate (JTL (Jewel Trading Laboratory)), loose stone case (clear zip case if it doesn't fit)
▷Jewelry Customization Accepted
If you would like jewelry customization, please order with your desired setting from the link below.
・【Select by Stone】Simple Order
・【Select by Stone】Semi-Order
*If you would like an image of the stone on a setting, wish to consult about a full custom order, or have any other questions or inquiries, please feel free to contact us here.
*Rough stones are not supported. Also, some stones may not be supported.
※ While we strive to ensure that the photos are the same color as the actual product, there may be slight differences from the actual product due to the lighting conditions at the time of shooting and your monitor environment. Also, some photos may be taken using a penlight.
※ For information on scratches/chips, treatment, and inclusions, please see here.
※ For other frequently asked questions, please see here.
karatz_item_id: 12563130
This is a Nigerian cobalt gahnite with high transparency and a captivating vivid blue. You can enjoy its deep and clear coloration. A JTL appraisal certificate is included.
・Type: Loose stone (natural stone)
・Stone Name: Cobalt Gahnite
・Weight: 0.176ct
・Size: 2.8×2.5㎜
・Shape: Emerald cut
・Scratches/Chips: S
・Inclusions: S
・Accessories: Appraisal certificate (JTL (Jewel Trading Laboratory)), loose stone case (clear zip case if it doesn't fit)
▷Jewelry Customization Accepted
If you would like jewelry customization, please order with your desired setting from the link below.
・【Select by Stone】Simple Order
・【Select by Stone】Semi-Order
*If you would like an image of the stone on a setting, wish to consult about a full custom order, or have any other questions or inquiries, please feel free to contact us here.
*Rough stones are not supported. Also, some stones may not be supported.
※ While we strive to ensure that the photos are the same color as the actual product, there may be slight differences from the actual product due to the lighting conditions at the time of shooting and your monitor environment. Also, some photos may be taken using a penlight.
※ For information on scratches/chips, treatment, and inclusions, please see here.
※ For other frequently asked questions, please see here.
karatz_item_id: 12563130
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【12563130 Posted】 Nigerian CobaltGahnite 0.176ct Loose
Sale price¥24,800
Regular price




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