Tanzanian Clinozoisite 0.560ct Loose Stone (Phantom Cut)
Sale price¥3,980
Russian demantoid garnet (horsetail recognized) 0.214ct loose
Sale price¥49,800
Russian demantoid garnet (horsetail recognized) 4.2mm/0.336ct loose
Sale price¥79,800
Russian demantoid garnet (horsetail recognized) 4.4mm/0.394ct loose
Sale price¥69,800
Russian demantoid garnet (horsetail recognized) 4.6mm/0.423ct loose
Sale price¥79,800
Cantera opal 17.284ct loose
Sale price¥29,800
Russian demantoid garnet (horsetail recognized) 5.8mm/0.876ct loose
Sale price¥258,000
Russian demantoid garnet (horsetail recognized) 5.3mm/0.633ct loose
Sale price¥198,000
Rutilated Quartz (Rutilated Quartz) 82.385ct Loose Stone, Japan-Germany
Sale price¥29,800
Afghanistan Clinozoisite 1.810ct Loose Stone (Phantom Cut)
Sale price¥8,800
![[Sold at 10 PM on September 7th] [Koshu Precious Stone Cut Glass] 18K Rose Quartz 15.964ct Necklace by Nikko Kan](http://store.karatz.jp/cdn/shop/files/collage_d84ee95a-a8cb-4c55-ad00-cb80887f2365.png?v=1757162335&width=2000)
[10/15 22:00 Sale] Tanzanian Dragon Garnet 1.019ct Loose Stone
Sale price¥25,800
![[On sale at 10 PM on September 6th] Limited to 8 stones: Kite cut loose stone (Illusion Sunstone, Sapphire, Emerald, Spessartine Garnet, etc.) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_8c850970-c583-472d-8dd5-c539c04f5dbb.png?v=1756979760&width=2000)
Kunzite 50.260ct loose
Sale price¥188,000
Kunzite 37.35ct loose
Sale price¥55,800
Dumortierite in quartz 4.110ct loose
Sale price¥18,800
Russian demantoid garnet (horsetail recognized) 5.2mm/0.633ct loose
Sale price¥198,000
Russian demantoid garnet (horsetail recognized) 4.6mm/0.425ct loose
Sale price¥69,800
Russian demantoid garnet (horsetail recognized) 4.4mm/0.382ct loose
Sale price¥79,800
Russian demantoid garnet (horsetail recognized) 3.2mm/0.175ct loose
Sale price¥15,800
YAG (yttrium aluminum garnet) 1.870ct loose
Sale price¥9,800
YAG (yttrium aluminum garnet) 7.5mm/2.410ct loose
Sale price¥12,800
YAG (yttrium aluminum garnet) 7.3mm./2.150ct loose
Sale price¥12,800
Goethite in quartz 1.020ct loose
Sale price¥2,980
Rose quartz 15mm/10.950ct loose
Sale price¥3,980
Rose quartz 15mm/10.850ct loose
Sale price¥3,980
Why not take your favorite gemstone that you found at KARATZ and have it made into custom-made jewelry? It will be made by skilled Japanese craftsmen.
We carefully craft each piece of jewelry, starting with the stone setting, to match the individual characteristics of the gemstone.
So that more people can feel closer to jewellery and enjoy it easily.
We will introduce KARATZ's thoughts on products, the attention to detail and efforts in selecting gemstones and creating jewelry.
KARATZ's Initiatives and Social Contributions
We will introduce KARATZ's efforts, including nurturing the next generation and business collaboration to develop the industry, and supporting children in Sri Lanka, the land of jewels.
KARATZ Books
These are books that KARATZ has been involved in writing, supervising, and planning. They are all books that allow you to enjoy gemstones from various angles. You can also purchase them directly.
jeweler's tools
For those who want to enjoy jewelry more but don't know what tools to use, we will introduce tools that are also used by KARATZ staff. You can also purchase them directly.