






























Unheated Pigeon Blood Ruby 0.260ct Loose Stone AIGS
Ruby has been cherished as a gemstone since ancient times. It refers to red corundum. With a hardness of 9, second only to diamond, ruby is a durable and stable gemstone that is easy to care for.
This is a high-transparency, unheated pigeon's blood ruby. It is a high-quality oval-cut ruby. An AIGS appraisal certificate is included.
・Type: Loose Stone (Natural Stone)
・Stone Name: Unheated Pigeon's Blood Ruby
・Weight: 0.260ct
・Size: 4.4 x 3.2 mm
・Shape: Oval Cut
・Scratches/Chips: S
・Inclusions: A+
・Remarks: ---
・Accessories: Appraisal certificate (AIGS), loose stone case (if it doesn't fit, a clear zip-lock case)
▷Jewelry Customization Available
If you would like jewelry customization, please order together with your desired setting from the link below.
・【Choose Your Stone】Simple Order
・【Choose Your Stone】Semi-Order
※If you would like an image of the stone on a setting, wish to consult about full custom orders, or have any other questions, please feel free to contact us here.
※Rough stones are not eligible. Also, some stones may not be eligible.
※While we strive to ensure that the photos show the same color as the actual product, there may be slight differences due to lighting conditions during photography or your monitor environment. Also, some photos may have been taken using a penlight.
※For details on scratches, chips, treatments, and inclusions, please see here.
※For other frequently asked questions, please see here.
karatz_item_id: 12562684
Choose options



![[Restock on June 27th at 10 PM] Authentic Gemstone Encyclopedia 3D Stickers Vol. 1: The Big Five Gems](http://store.karatz.jp/cdn/shop/files/IMG_3658.jpg?v=1781061036&width=3384)
![[Sales start 10 PM on 6/26] Limited to 30 sets: 1 in 10 is a pair of 2 stones - Zambian emerald loose stone (approx. 6x4mm, emerald cut) with deep color. (Multiple purchase discount available)](http://store.karatz.jp/cdn/shop/files/collage_aeb10a54-ec73-4ab3-9ab2-40cc227a8bcc.png?v=1782347727&width=3000)


![[On Sale June 27, 10 PM JST] "Limited to 10 Stones" Rough Stone Gacha including Paraiba Tourmaline (CuO: 1.7%+ content) and Benitoite (with a bonus Oregon Sunstone) "Multiple Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/52_a5256d7b-e60a-4b76-822d-f33111c60340.png?v=1782353139&width=2268)
![[On sale June 27th at 10 PM] Limited to 10 Stones: Sri Lankan Chrysoberyl (Cut by Mr. Sanje) Gacha (Includes Parrot Color, Canary Yellow) [Multiple Purchase Discount Available]](http://store.karatz.jp/cdn/shop/files/P5150155.jpg?v=1779061883&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/2026-06-2516.42.36.png?v=1782373473&width=1280)

![[Sale on June 27th at 10 PM] Limited to 2 Stones: Myanmar Red Spinel (Pear Shape approx. 4x3mm) - Multi-Purchase Discount Available](http://store.karatz.jp/cdn/shop/files/P1010276_6883d9c0-c222-4c55-a751-78659b5850e8.jpg?v=1782361559&width=4000)



















![[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)