



















Brazilian Paraiba Tourmaline 0.360ct Loose GIA
Paraiba tourmaline is attractive for its exquisite color, which is different from the blue of the sea or the blue of the sky. In Japan, it is defined as "blue to green tourmaline containing copper (regardless of origin)." It is a gemstone that has enduring popularity. This is an old stock Paraiba tourmaline. It has a deep color and a similar hue to Grandidierite, which has become difficult to mine in recent years. Comes with a GIA certificate.
Type: Loose (natural stone)
Stone name: Brazilian Paraiba tourmaline ( Paraiba tourmaline )
Weight: 0.360ct
・Size: 5.3 x 3.9 mm
・Shape: Oval cut
・Scratches/chips: S
・Inclusions: A
Note: Heating is usually performed.
*Generally, Paraiba tourmaline is a gemstone that has been heated. However, with current identification technology, it is difficult to distinguish between heated and unheated, so the treatment is described as "Usually heated."
・Accessories: Certificate of Authenticity (GIA), loose case (if it does not fit, a clear zippered case)
▷For more information about Paraiba Tourmaline
What is Paraiba tourmaline? What are the characteristics and value differences depending on the origin, and what is the selling price?
▷We accept jewelry processing.If you would like to have your jewelry processed, please order along with the frame of your choice from the link below.
・[Select by stone] Simple order
・[Select from stones] Semi-custom
*If you would like an image of the stone in the frame, would like to discuss a full order, or have any other concerns or questions, please feel free to contact us here .
*Raw stones are not available. There are also some stones that cannot be handled.
*We try to make the colors in the photos as close as possible to the actual product, but they may look slightly different from the actual product depending on the lighting conditions at the time of shooting and the monitor environment you are using. Also, some photos may have been taken using a penlight.
*For information on scratches, chips, treatments, and inclusions, please click here .
*For other frequently asked questions, please click here .
*If you pay by credit card, the security company may contact you to verify your identity.
karatz_item_id: 12553612
Choose options
























![[Item 12564301] Phenakite loose stone from Malyshevo, Russia, 0.428ct](http://store.karatz.jp/cdn/shop/files/P9110971_2588b3e5-bb24-4902-a5c8-3cabe4634652.jpg?v=1790603856&width=4000)
![[Item 12564363] Bi-color Euclase from Zimbabwe, 0.100ct loose stone](http://store.karatz.jp/cdn/shop/files/P9090511_6c543b34-4352-4bfa-aa38-0ce6f2cf1c84.jpg?v=1790603923&width=3082)
![[Item 12564253] Sri Lankan Green Zircon 0.424ct Loose Gemstone](http://store.karatz.jp/cdn/shop/files/P9080920.jpg?v=1789524088&width=4000)
![[Item 12564344] Cinnabar from Hunan Province, China, 0.646ct loose stone](http://store.karatz.jp/cdn/shop/files/P9080457.jpg?v=1789523500&width=4000)
![[Item 12564343] Cinnabar from Hunan, China, 0.577ct loose gemstone](http://store.karatz.jp/cdn/shop/files/P9080405.jpg?v=1789523429&width=4000)
![[12550563] Aquamarine 0.424ct Loose Gemstone](http://store.karatz.jp/cdn/shop/files/P9170416_397f9a13-0180-4b25-b7f4-1587da435415.jpg?v=1790548721&width=2495)

![[Item 12561581] Tanzanian Almandine Garnet 1.210ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P9171356_6d67c41a-a086-45ef-9588-d7d4a6ea0de5.jpg?v=1790573562&width=2995)
![[Item #22602735] [Colorifi] Pt900 Ice Blue Diamond (Treated) 0.24ct Diamond Ring with Appraisal Report](http://store.karatz.jp/cdn/shop/files/P8250622_1.jpg?v=1790468757&width=2909)

![[Item No. 22602792] [Colorify] Pt900 Spinel 0.35ct / Diamond 0.09ct Pendant Top (Necklace Top) with Appraisal Report](http://store.karatz.jp/cdn/shop/files/P9030056_6105baad-c7e9-4dce-a79d-7a2bc0fcad87.jpg?v=1790468168&width=4000)
![[Listing 12556682] Zambian Emerald 0.202ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P9160742_bb71837c-7be9-458d-95ef-7eda668728a7.jpg?v=1790426415&width=2731)
![[Item 22602770] K18 Imperial Topaz Ring with Appraisal Report](http://store.karatz.jp/cdn/shop/files/P9150519_ffae7013-3f0d-4fdb-8f9f-5eb90aa529ac.jpg?v=1790385052&width=2808)
![[Item No. 22602776] [Colorify] K18WG Synthetic Alexandrite 3ct, Diamond 0.12ct Pendant Top (Necklace Top) with Appraisal Report](http://store.karatz.jp/cdn/shop/files/collage_34da1274-798c-43e8-8f6f-f24bf2453003.png?v=1790384145&width=2000)
![[Item 22602774] [Color-Full] K18WG 0.5ct Diamond Pendant Top (Necklace Top) with Appraisal Report](http://store.karatz.jp/cdn/shop/files/P9150979_f68cd6ee-1b43-48e4-869e-e1b048b3c891.jpg?v=1790383542&width=3197)










![[Jeweler's tools] 4-piece set including loupe (10x magnification), tweezers, and 2 loose stones](http://store.karatz.jp/cdn/shop/files/P4130575.jpg?v=1776126091&width=4000)

