Montana Sapphire (from Yogo) 0.121ct loose

Montana sapphire began when Dr. J.F. Kunz, then a vice president at Tiffany & Co., proved that a blue rough stone found in Yogo Valley in Montana was sapphire. There are several deposits, but this one is from Yogo, which can be said to be the birthplace of Montana sapphire. Blue to violet sapphires are mainly produced in Yogo. Since the mine is currently closed, it is a rare stone with no new production. Montana sapphire from Yogo, purchased directly from the owner of a Montana sapphire mine in the United States.

・Type: Loose (natural stone)
・Stone name: Montana sapphire (from Yogo)
・Weight: 0.121ct
・Scratches/chips: - ・Inclusion: - ・Note: Heating is being performed.
*Sapphires are generally heated gemstones.
・Accessories: Karatz quality guarantee card, case

▷For more information on sapphire from Yogo
What is Yogo sapphire? What is the difference from Montana sapphire, its value, and what are the points for identification?


▷We accept jewelry processing
If you would like to have jewelry processed, please place your order along with your desired frame from the link below.
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*If you would like a photo of a stone placed in a 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 try to make sure that the colors in the photos are the same as the real thing, but the colors may look slightly different from the real thing depending on the lighting at the time of shooting and the monitor environment you are using. In addition, some photos may be taken using penlights.

*Click here for information on scratches, chips, treatments, and inclusions.

*For other frequently asked questions, please click here .


karatz_item_id: 12546052