





















Colombian oil-free emerald 0.310ct loose stone
It is said that the beautiful green of emeralds varies depending on their origin. This is a Colombian emerald, which is said to have a particularly deep green color. Furthermore, emeralds are generally filled with clarifying agents, but this is a rare, untreated, non-oil emerald that has not been treated.
Comes with a GIA certificate.
Type: Loose (natural stone)
Stone name: Oil-free emerald from Colombia
Weight: 0.310ct
・Size: 5.7 x 3.8 mm
・Shape: Oval cut ・Scratches/chips: - ・Inclusions:- ·remarks:---
・Accessories: Certificate of Authenticity (GIA), loose case (if it does not fit, a clear zippered case) ・Posting period: Until E20_Shinjuku Marui
▷Jewelry processing available
If you would like to have your item made into jewelry, please order it along with your desired setting using 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: 12550794
Type: Loose (natural stone)
Stone name: Oil-free emerald from Colombia
Weight: 0.310ct
・Size: 5.7 x 3.8 mm
・Shape: Oval cut ・Scratches/chips: - ・Inclusions:- ·remarks:---
・Accessories: Certificate of Authenticity (GIA), loose case (if it does not fit, a clear zippered case) ・Posting period: Until E20_Shinjuku Marui
▷Jewelry processing available
If you would like to have your item made into jewelry, please order it along with your desired setting using 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: 12550794
Choose options






















Colombian oil-free emerald 0.310ct loose stone
Sale price¥298,000
Regular price



![[On Sale 10 PM, June 7] *Limited to 3 Sets* 1.0ct/D/VS-VVS/IDEAL Lab-Grown Diamond (Synthetic Diamond) & 2 Rare Cabochon Stones (Total of 3 Stones Included) *Multiple Purchase Discount Available*](http://store.karatz.jp/cdn/shop/files/collage_07f6900d-fa8d-4bc4-acda-dc4cf0e8fed7.png?v=1785923452&width=4000)
![[On Sale 10 PM, June 7] *Limited to 3 Sets* 1.0ct/D/VS-VVS/IDEAL Lab-Grown Diamond (Synthetic Diamond) & 2 Rare Cabochon Stones (Total of 3 Stones Included) *Multiple Purchase Discount Available*](http://store.karatz.jp/cdn/shop/files/collage_ee8309d3-5bb0-4cb8-b162-fd9ce98dae4e.png?v=1785924238&width=4000)
![[Lottery Sale 0629_08] Colombian Non-Oil Emerald 4.1mm/0.240ct Loose GIA](http://store.karatz.jp/cdn/shop/files/P6252043_bf7ba352-8708-4d76-a722-35fa2d8c1db4.jpg?v=1785129469&width=2995)




![[#202607 Akihabara Pop-up Store Takeout][Shinjuku Marui Annex 202605 Takeout][12548265 Listed] Padparadscha Sapphire 0.545ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1010826.jpg?v=1779787158&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)