



Royal blue sapphire 0.59ct loose with AIGS
"It goes without saying that sapphire is a famous stone. Among them, one of the types that is considered to be the most valuable is ``Royal Blue Sapphire.'' This sapphire produces a deep blue color, and its quality is so highly regarded that it rivals cornflower blue. AIGS identification book is included. (You can't see it from the front side, but depending on the angle, there are some spots on the back that look like a rainbow when you shine a light on them (8th photo).
・Type: Loose (natural stone)
・Stone name: Royal blue sapphire
・Weight: 0.590ct
・Scratch/chip: S
・Inclusion: A+
・Note: Heating is being performed.
*Sapphires are generally heated gemstones.
・Accessories: Identification book (AIGS), case
▷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.
・[Choose from stones] Simple order
・[Choose from stones] Semi-order
*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: 12522064"
・Type: Loose (natural stone)
・Stone name: Royal blue sapphire
・Weight: 0.590ct
・Scratch/chip: S
・Inclusion: A+
・Note: Heating is being performed.
*Sapphires are generally heated gemstones.
・Accessories: Identification book (AIGS), case
▷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.
・[Choose from stones] Simple order
・[Choose from stones] Semi-order
*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: 12522064"
Choose options



![[Sale on July 7th at 10 PM] Limited to 12 stones! Blue Gem Gacha [Multiple Purchase Discount Available]](http://store.karatz.jp/cdn/shop/files/77_ede25372-0894-4b5d-ac9c-3b1ca2b56c4f.png?v=1785146266&width=4000)
![[On sale August 1 at 10 PM] Limited 10 Stones: Sapphire Gacha (including unheated cornflower blue sapphires, normally ¥69,800), with a bonus Sange sapphire. Multiple purchase discount available.](http://store.karatz.jp/cdn/shop/files/79.png?v=1785150857&width=4000)
![[On sale May 23rd at 10 PM] "Limited 9 Stones - Shinjuku Pop-Up Celebration" All stones with Central Gem Laboratory sorting (3.0-3.5mm, VS-SI clarity) "Multiple purchase discount available"](http://store.karatz.jp/cdn/shop/files/collage_6f3840e9-55d7-4900-ae4a-1603715453ac.png?v=1785481375&width=4000)
![[Sale starts July 7 at 10 PM] Limited to 14 Stones: Special Cut Gacha [Bulk Purchase Discount Available]](http://store.karatz.jp/cdn/shop/files/75.png?v=1785113154&width=2268)
![[On Sale July 31st at 10 PM] "Limited to 20 Stones" Indigo Tourmaline Gacha with 5 Gem-Quality Stones + 1 Loose Stone (Certificate Included) (Multiple Purchase Discount Available)](http://store.karatz.jp/cdn/shop/files/80.png?v=1785152112&width=4000)
![[7/ 22:00 Release] Limited to 15 Stones: Parasitic Peridot Gacha (Multiple Purchase Discount Available)](http://store.karatz.jp/cdn/shop/files/collage213.png?v=1785476632&width=4000)
![[Listed on 12563962] Madagascar Padparadscha Sapphire 0.314 ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P7242073_bb1c6b45-7eec-4946-b9ae-cf987da714ae.jpg?v=1785731541&width=3012)

![[Published 12563933] Brazilian Rubellite 1.100ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P7313058_04b1c2a1-4e5e-48af-bd45-7d19df69c5ff.jpg?v=1785731873&width=2695)








![[Item 12563910] Colombian Pyrite and Mica in Emerald, 0.360 ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P7290366_a3237ea2-6055-4b43-b11b-dd917b10263d.jpg?v=1785733290&width=3063)





![[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)

![[Jeweler's Tools] Color change penlight loose set](http://store.karatz.jp/cdn/shop/files/P1010673_2976de1d-08ce-4d92-94af-524da4485c99.jpg?v=1725605083&width=4000)


