Blue sapphire 5.616ct loose Japanese-German book

Sapphire is a famous stone. The mineral is corundum, which is the same as ruby, but all corundum other than red is called sapphire. This is the most orthodox blue sapphire. With a hardness of 9, sapphire is the second hardest gemstone after diamond, and is a highly tough and stable gemstone that is easy to care for. This is a large size blue sapphire with 5ctUP. A beautiful colored sapphire purchased in Chanthaburi, Thailand. Please see the purchasing process on our representative Twitter . A certificate of identification from the Japan-German Gem Research Institute is included.

・Type: Loose (natural stone)
・Stone name: Blue sapphire
・Weight: 5.616ct
・Scratch/chip: S
・Inclusion: A+
・Note: Heating is being performed.
*Sapphires are generally heated gemstones.
・Accessories: Identification book (Japan-German Gem Research Institute), case

▷For more information about sapphire
Sapphire characteristics, types, characteristics by region of origin, fakes, value standards, etc.


*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: 12542633