![[Koshu Precious Stone Cutting] Fluorite in Quartz 6.420ct Loose Stone [Collaboration] Patch](http://store.karatz.jp/cdn/shop/files/collage_3269a09e-f7e8-4625-a34c-9b27a3584d4b.png?v=1746103198&width=2000)




















[Koshu Precious Stone Cutting] Fluorite in Quartz 6.420ct Loose Stone [Collaboration] Patch
Quartz, known as 'suisho' in Japanese, is a familiar stone in Japan, but it is also a profound stone with an outstanding number of varieties, including amethyst and citrine. This is a rare type that contains fluorite.
This is a loose fluorite in quartz stone made by Shimizu Kiseki and Yoichi Fukasawa, a collaboration between the two Koshu Kiseki Kiriko craftsmen. It is a Koshu Kiseki Kiriko cut created by two masters, Yukio Shimizu, president of Shimizu Kiseki, and Yoichi Fukasawa, president of Jewelry Craft Fukasawa. Shimizu worked on the facets, and Fukasawa worked on the cut surfaces. Checkerboard cut x Subaru cut 19.5 x 8.8 mm.
A special patch is included.
* This is a collaborative product between Shimizu Kiseki, Yoichi Fukasawa and Caratz.
Type: Loose (natural stone)
・Stone name: Fluorite in Quartz
Weight: 6.420ct
·size: 19.5×8.8mm
・Scratches/chips: S
・Inclusions:
·remarks:---
・Accessories: Koshu Precious Stone Cutting Card, Caratz Quality Certificate, Case
*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: 12526511
Choose options














![[22602719 Posted] [Calafuri] Pt900/Pt850 Pink Tourmaline 1.10ct Diamond 0.02ct Pendant (Necklace) with Certificate](http://store.karatz.jp/cdn/shop/files/P8201335_0b8bc033-b13e-40fc-811d-d23e8ce639ce.jpg?v=1787965565&width=2870)
![[Listed in 22602716] [Colorfuri] K18WG Alexandrite 0.32ct Diamond 0.29ct Pendant Top with Certificate](http://store.karatz.jp/cdn/shop/files/collage_a2330eb3-6c4f-41e4-a644-3ee675d8ef48.png?v=1787965364&width=2000)
![[Published in 22602715] [Colorful] K18WG Alexandrite 0.64ct Diamond 0.04ct Pendant Top (Necklace Top) with Identification Report](http://store.karatz.jp/cdn/shop/files/collage_d65e1552-d979-4aeb-b60e-a5ba3ca1b2ad.png?v=1787965124&width=2000)
![[Published as 22602712] [Colorful] Pt900 Grossular Garnet 1.31ct Diamond 0.24ct Ring with Appraisal Report](http://store.karatz.jp/cdn/shop/files/P8190116_8f2918b4-96e0-4f40-ae59-160857a6b0b4.jpg?v=1787964834&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)