Emerald Cut
Cambodian Blue Zircon 0.431ct Loose
Sale price¥7,980
Namibian Jeremejevite 0.069ct loose stone with certificate
Sale price¥19,800
Brazilian Alexandrite 0.056ct loose stone
Sale price¥22,800
Brazilian bicolor topaz 1.932ct loose stone
Sale price¥18,800
Brazilian copper rutilated quartz 1.445ct loose stone
Sale price¥8,800
0.095ct Brazilian Alexandrite Loose Stone (Emerald Cut)
Sale price¥35,800
Brazilian alexandrite 0.078ct loose
Sale price¥29,800
Brazilian Alexandrite 0.071ct loose stone (emerald cut)
Sale price¥29,800
Brazilian Alexandrite 0.066ct loose stone (emerald cut)
Sale price¥22,800
American red beryl 0.080ct loose
Sale price¥39,800
Tanzanite from Tanzania 0.734ct loose stone
Sale price¥12,800
Brazilian bicolor tourmaline 4.291ct loose stone
Sale price¥55,800
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 0.244ct loose
Sale price¥15,800
Bicolor sapphire 0.180ct loose
Sale price¥12,800
Bicolor sapphire 0.480ct loose
Sale price¥28,800
Bicolor sapphire 0.405ct loose
Sale price¥25,800
Bicolor sapphire 0.404ct loose stone
Sale price¥39,800
Madagascar sapphire 0.206ct loose stone
Sale price¥12,800
Afghanistan Bicolor Tourmaline 2.664ct Loose Stone (Seafoam Tourmaline)
Sale price¥128,000
Brazilian Green Tourmaline 1.031ct Loose Stone
Sale price¥22,800
Colombian emerald 0.126ct loose stone
Sale price¥15,800
Tanzanite from Tanzania 1.053ct loose stone
Sale price¥25,800
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 0.923ct loose stone
Sale price¥25,800
Tanzanian bicolor sapphire 0.571ct loose stone
Sale price¥15,800
Tanzanian bicolor sapphire 0.623ct loose stone
Sale price¥16,800
Brazilian bicolor tourmaline 0.891ct loose stone
Sale price¥9,800
Bicolor Fluorite 6.210ct Loose
Sale price¥9,800
Afghanistan Bicolor Tourmaline 0.672ct Loose Stone
Sale price¥9,800
Afghanistan Bicolor Tourmaline 0.471ct Loose Stone
Sale price¥9,800
Afghanistan Bicolor Tourmaline 0.673ct Loose Stone
Sale price¥15,800
Pakistani Axinite (Green Tint) 0.880ct Loose Stone
Sale price¥19,800
Pakistani Axinite (Green Tint) 1.003ct Loose Stone
Sale price¥35,800
Brazilian Indigolite Tourmaline in Quartz 1.626ct Loose Stone
Sale price¥12,800
Brazilian Indigolite Tourmaline in Quartz 2.036ct Loose Stone
Sale price¥12,800
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.