Brazilian Green Spodumene 9.0mm/2.747ct Loose Stone
Sale price¥18,800
Colombian fluorite 5.903ct loose stone
Sale price¥18,800
Brazilian Green Spodumene 1.997ct Loose Stone
Sale price¥12,800
Synthetic Alexandrite 0.560ct loose stone
Sale price¥14,800
Brazilian Green Tourmaline 0.561ct Loose Stone
Sale price¥25,800
Brazilian Green Spodumene 10mm/4.505ct Loose Stone
Sale price¥19,800
Brazilian Green Tourmaline 1.431ct Loose Stone
Sale price¥12,800
Pakistani Lazurite (Azurite) 0.290ct loose stone
Sale price¥98,000
Brazilian Green Tourmaline 4.613ct Loose Stone
Sale price¥39,800
Colombian emerald 0.203ct loose stone with certificate
Sale price¥98,000
Pakistani Axinite 1.190ct loose stone (green tint)
Sale price¥39,800
Sri Lankan saffron 0.121ct loose stone
Sale price¥18,800
Russian Demantoid Garnet (Horsetail certified) 4.6mm/0.464ct loose stone
Sale price¥128,000
Synthetic Alexandrite 0.570ct loose stone
Sale price¥18,800
[Takeshi Yamamoto] Bicolor Smoky Quartz 10.674ct Loose Stone
Sale price¥39,800
Spanish Andalusite 0.74ct loose stone
Sale price¥6,980
Australian Prehnite 6.0mm/1.004ct loose stone (rose cut)
Sale price¥8,800
Australian Prehnite 6.0mm/0.993ct loose stone (rose cut)
Sale price¥8,800
Tanzania UV type bicolor tsavorite 0.947ct loose stone
Sale price¥39,800
Brazilian Green Spodumene 2.619ct Loose Stone
Sale price¥12,800
Brazilian Green Spodumene 1.943ct Loose Stone
Sale price¥9,800
Brazilian Green Spodumene 6.484ct Loose Stone
Sale price¥29,800
Brazilian Spodumene 3.200ct loose stone
Sale price¥16,800
Sapphire 0.328ct loose stone
Sale price¥12,800
![[On sale from 22:00 on 5/1] Mali Garnet (Grossular/Andradite Garnet) 4.2mm/0.398ct Loose Stone with Certificate of Authenticity from the Republic of Mali](http://store.karatz.jp/cdn/shop/files/P3137639_0e3bd582-8297-4c0c-9bf5-09a61c159ace.jpg?v=1749163154&width=2881)
Indian Moss Agate 0.387ct Loose Stone
Sale price¥8,800
Indian Moss Agate 0.75ct Loose Stone
Sale price¥8,800
Indian Moss Agate 0.601ct Loose Stone
Sale price¥8,800
Indian Moss Agate 0.301ct Loose Stone (Princess Cut)
Sale price¥6,980
Indian Moss Agate 0.728ct Loose Stone (Princess Cut)
Sale price¥9,800
Indian Moss Agate 0.755ct Loose Stone (Princess Cut)
Sale price¥8,800
Tanzanian mint diopside 0.229ct loose stone
Sale price¥12,800
Spanish Andalusite 0.371ct loose stone
Sale price¥6,980
Spanish Andalusite 0.394ct loose stone
Sale price¥8,800
[Sakura Shape] Brazilian Green Tourmaline 6.7mm/1.057ct Loose Patch
Sale price¥39,800
Moldavite from former Czechoslovakia 0.141ct loose stone
Sale price¥8,800
Moldavite from former Czechoslovakia 0.051ct loose stone
Sale price¥7,980
Pakistani Lazurite (Azurite) 4.1mm/0.318ct Loose Stone
Sale price¥59,800
Madagascar Green Sapphire 0.435ct Loose
Sale price¥13,800
Brazilian Alexandrite 0.091ct loose stone (princess cut)
Sale price¥22,800
Brazilian Alexandrite 0.056ct loose stone
Sale price¥22,800
Brazilian Alexandrite 0.054ct Loose Stone (Emerald Cut)
Sale price¥18,800
Tanzanian Kornerupine 0.301ct loose stone
Sale price¥25,800
Prehnite 3.016ct loose stone
Sale price¥6,980
[12558729] Brazilian Alexandrite 0.079ct loose stone
Sale price¥31,800
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.