Tanzanian Zoisite 1.000ct Loose Stone
Sale price¥18,800
Tanzania Bicolor Zoisite 0.645ct Loose Stone
Sale price¥11,800
American Herkimer Diamond 5.6mm/0.516ct Loose
Sale price¥8,800
![[202608GIA Appraisal Request] [Sale on June 5th at 10 PM] Russian Demantoid Garnet (with horsetail inclusion) 5.8mm/0.876ct Loose Stone with Appraisal Report](http://store.karatz.jp/cdn/shop/files/P4221452_2caaa8e8-594d-45b2-87f6-54d9636c03d0.jpg?v=1789271560&width=3537)
Russian Demantoid Garnet (Horsetail Recognized) 5.1mm/0.664ct Loose Stone
Sale price¥228,000
![[202608GIA Appraisal Request] Russian Demantoid Garnet (horsetail inclusion confirmed) 5.2mm/0.661ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P2070165_1.jpg?v=1789270658&width=3441)
[9/15 10 PM Release] Brazilian Goshenite 0.358ct Loose Gemstone
Sale price¥8,800
Spanish bicolor sphalerite 3.504ct loose stone
Sale price¥35,800
Mozambique Pink Tourmaline 1.122ct Loose Stone (Contains CuO)
Sale price¥39,800
Zimbabwean Blue Apatite (UV Type) 1.019ct Loose
Sale price¥8,800
Brazilian Goshenite 0.771ct loose stone
Sale price¥6,980
Brazilian Paraiba Tourmaline 0.821ct rough stone
Sale price¥39,800
【Available from 10 PM on 9/4】 Cambodian Blue Zircon 1.173ct Loose Stone
Sale price¥15,800
[Available 9/10, 10 PM] 0.837ct Sri Lankan Moonstone Loose Stone
Sale price¥12,800
[9/7 22:00 Release] Pakistani Oil-in-Quartz 0.505ct Loose Stone
Sale price¥4,980
[9/7 22:00 Release] Brazilian Bicolor Tourmaline 1.753ct Loose Stone
Sale price¥29,800
Brazilian pink tourmaline 1.458ct loose stone
Sale price¥39,800
Amazonian green opal 0.517ct loose stone (faceted cut)
Sale price¥7,980
Amazon Green Opal 0.285ct Loose (Faceted Cut)
Sale price¥6,980
Oregon Sunstone from the United States 1.132ct loose stone
Sale price¥12,800
South African Rhodochrosite 0.990ct Loose Stone by Nikkei
Sale price¥128,000
[8/30 10:00 PM Release] Mexican Fire Opal 0.352ct Loose Stone
Sale price¥7,980
Pakistani Peridot 5.2mm/0.562ct Loose Stone
Sale price¥9,800
Royal blue sapphire 1.220ct loose stone
Sale price¥258,000
Brazilian copper rutilated quartz 1.352ct loose stone
Sale price¥6,980
[Lottery Sale ②_202608_10] Yellow Sapphire 2.190ct Loose GIT
Sale price¥158,000
[On sale August 23rd at 10 PM] US Oregon Sunstone 6.0mm/ 0.729ct Loose
Sale price¥18,800
[Posted as 12563742] Brazilian Bicolor Tourmaline, 1.524 ct loose stone
Sale price¥18,800
[Listed as 12563918] Sri Lankan Purple Sapphire 0.730ct Loose Stone
Sale price¥55,800
American Herkimer Diamond (Rock Crystal) 5.5mm/0.534ct Loose
Sale price¥8,800
American Herkimer Diamond (Rock Crystal) 5.3mm/0.594ct Loose
Sale price¥7,980
[Posted as 12563996] Australian Black Opal 1.029ct Loose Stone
Sale price¥29,800
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.