Mexican fire opal (faceted cut) 0.387ct loose stone
Sale price¥14,800
Synthetic black opal 2.996ct loose stone
Sale price¥29,800
Tanzania Peristallite 5.4mm/0.397ct loose stone
Sale price¥7,980
Brazilian Paraiba Tourmaline in Quartz 0.712ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.718ct Loose Stone
Sale price¥18,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.656ct Loose Stone
Sale price¥15,800
Brazilian Golden Beryl 7.3mm/1.391ct Loose Stone
Sale price¥8,800
Synthetic black opal 1.209ct loose stone
Sale price¥18,800
Prehnite 3.016ct loose stone
Sale price¥6,980
Myanmar Podretteite 0.790ct loose stone
Sale price¥198,000
Myanmar Star Peridot 3.644ct Loose Stone
Sale price¥39,800
American red beryl 0.080ct loose
Sale price¥39,800
Nigerian Green Beryl 0.340ct Loose Stone
Sale price¥6,980
Myanmar bicolor podoretite 1.960ct loose stone
Sale price¥1,000,000
Brazilian bicolor tourmaline 4.291ct loose stone
Sale price¥55,800
Brazilian bicolor tourmaline 6.227ct loose stone
Sale price¥69,800
Nigerian Green Beryl 0.765ct Loose Stone
Sale price¥18,800
Nigerian Green Beryl 0.757ct Loose Stone (Mint Green Color)
Sale price¥25,800
Nigerian Green Beryl 0.643ct Loose Stone (Mint Green Color)
Sale price¥16,800
Nigerian Green Beryl 0.581ct Loose Stone (Mint Green Color)
Sale price¥14,800
Nigerian Green Beryl 0.545ct Loose Stone
Sale price¥12,800
Nigerian Green Beryl 0.427ct Loose Stone
Sale price¥9,800
Nigerian Green Beryl 0.308ct Loose Stone (Mint Green Color)
Sale price¥7,980
Bicolor sapphire 0.180ct loose
Sale price¥12,800
Bicolor sapphire 0.225ct loose
Sale price¥15,800
Bicolor sapphire 0.480ct loose
Sale price¥28,800
Bicolor sapphire 0.405ct loose
Sale price¥25,800
Madagascar Petzotite Cat's Eye 0.323ct Loose Stone
Sale price¥22,800
Brazilian Swiss Blue Topaz 6.4mm/1.225ct Loose Stone
Sale price¥9,800
Blue beryl (Macis beryl) 0.172ct loose stone
Sale price¥8,800
Afghanistan Bicolor Tourmaline 2.664ct Loose Stone (Seafoam Tourmaline)
Sale price¥128,000
Tanzania Peristerite 0.461ct loose stone
Sale price¥9,800
Tanzanian bicolor sapphire 0.950ct loose stone
Sale price¥25,800
Tanzanian bicolor sapphire 0.707ct loose stone
Sale price¥18,800
Tanzanian bicolor sapphire 0.598ct loose stone
Sale price¥16,800
Tanzanian bicolor sapphire 0.571ct loose stone
Sale price¥15,800
Tanzanian bicolor sapphire 0.623ct loose stone
Sale price¥16,800
Brazilian Paraiba Tourmaline in Quartz 0.295ct Loose Stone
Sale price¥14,800
American Red Beryl 0.140ct Loose
Sale price¥29,800
American Benitoite 0.083ct loose stone
Sale price¥22,800
American Benitoite 0.077ct loose stone
Sale price¥25,800
Brazilian Swiss Blue Topaz 17.410ct Loose
Sale price¥27,800
Brazilian Swiss Blue Topaz 11.536ct Loose
Sale price¥14,800
Brazilian Swiss Blue Topaz 10.958ct Loose
Sale price¥14,800
American Benitoite 0.286ct loose stone
Sale price¥158,000
Afghanistan Bicolor Tourmaline 0.672ct Loose Stone
Sale price¥9,800
Afghanistan Bicolor Tourmaline 0.471ct Loose Stone
Sale price¥9,800
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.