Skip to content

【Item 12564609】 Unheated Bicolor Sapphire from Winza, Tanzania 0.500ct Loose Stone

Sale price¥59,800
Sapphire is a famous gemstone that needs no introduction. Red corundum is called ruby, while all other corundum is called sapphire. With a hardness of 9, sapphire is the second hardest gemstone after diamond. It is an easy-to-handle gemstone with high hardness, toughness, and stability. This is a rare unheated bicolor sapphire.
Includes a GGT identification report.

・Type: Loose stone (natural)
・Stone name: Unheated bicolor sapphire
・Weight: 0.500ct
・Size: 3.9 x 4.6mm
・Shape: Emerald cut
・Scratch/Chip: S
・Inclusion: A+
・Remarks: ---
・Accessories: Identification report (GGT), loose stone case (or a zippered clear case if it does not fit)

▷Jewelry processing available
If you would like jewelry processing, please order with your preferred setting from the link below.
・[Select from stone] Simple order
・[Select from stone] Semi-order
*If you would like an image of the stone placed in a setting, wish to discuss a full custom order, or have any other questions or concerns, please feel free to contact us here.
*Raw stones are not eligible. Some other stones may also be ineligible.

※ Although we strive to ensure that the colors in our photos are as accurate as possible, the colors may look slightly different from the actual product due to lighting conditions during photography or the environment of your monitor. Also, some photos may be taken using a penlight.

※ Products featuring UV fluorescence photos are taken using a 365nm wavelength blacklight. If you use a light with a different wavelength (e.g., around 395nm), the fluorescence may appear weaker or be difficult to confirm. The blacklight we use can be found here.

※ For information on scratches, chips, treatments, and inclusions, please see here.

※ For other frequently asked questions, please see here.


karatz_item_id: 12564609