





















Australian Opal with Matrix (14.840ct Loose Stone) with Certificate
Opal, a gemstone characterized by the shimmer of iridescent light. There are several types of opals, but among them, matrix opal is captivating due to its dynamism, as if a volcano and lava are enclosed in a single stone. Please note that a penlight was used for photography to confirm the play-of-color. A penlight was used for photography.
This is an Australian matrix opal that allows you to fully enjoy its red play-of-color. An appraisal certificate is included.
・Type: Loose stone (natural stone)
・Stone name: Matrix Opal
・Weight: 14.840ct
・Size: 27.3×11.7mm
・Shape: Custom cut
・Scratches/Chips: S
・Inclusions: -
・Remarks: ---
・Accessories: Appraisal certificate (JTL (Jewel Trading Laboratory)), loose stone case (if it doesn't fit, a zippered clear case)
* We try to make the photos as close to the actual color as possible, but due to lighting conditions during shooting and your monitor environment, the actual product may look slightly different. Also, some photos may have been taken using a penlight.
* For information on scratches/chips, treatments, and inclusions, please see here.
* For other frequently asked questions, please see here.
karatz_item_id: 12562740
Choose options

























![[10/2 (Fri) 10 PM Restock] Authentic Gemstone Illustrated 3D Stickers Vol. 1: The Five Major Gemstones Edition](http://store.karatz.jp/cdn/shop/files/IMG_3658.jpg?v=1781061036&width=3384)
![[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_f4ce5d64-8804-46cd-8a67-6e5dfa2be8a9.png?v=1785924412&width=4000)
![[On sale August 13th, 10 PM JST] Limited to 10 stones: Top-quality Benitoite (2mm, round cut) loose stone [Multiple purchase discount available]](http://store.karatz.jp/cdn/shop/files/PC080074_50a7da98-e5da-4a97-bdb2-a97224e584da.jpg?v=1715001409&width=3569)




![[Available 11/1 at 10 PM] 《7 stones limited》 Synthetic Cobalt Spinel (by Mr. Saint-Ger, 3mm hexagonal cut) 《Multi-buy discount available》](http://store.karatz.jp/cdn/shop/files/2026-10-1111.00.09.png?v=1791684034&width=1246)

















![[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)