Bicolor tourmaline 1.198ct loose
Sale price¥12,800
Iridescent Tourmaline 3.107ct Loose Stone
Sale price¥37,800
Green Zoisite 0.703ct Loose Stone
Sale price¥22,800
Moss agate 1.285ct loose stone
Sale price¥5,980
Bicolor tourmaline 0.423ct loose
Sale price¥12,800
Bicolor tourmaline 0.552ct loose
Sale price¥12,800
Bicolor tourmaline 0.548ct loose
Sale price¥6,980
Bicolor Tourmaline 0.649ct Loose Stone, Japan-Germany
Sale price¥12,800
Bicolor Paraiba tourmaline 2.477ct loose DGL version
Sale price¥298,000
Mexican bicolor Danburite 1.932ct loose stone by Nikkei
Sale price¥29,800
Tanzanian bicolor zoisite 2.322ct loose stone
Sale price¥69,800
Zimbabwean bi-color euclase from Zimbabwe, 0.109 ct, loose stone
Sale price¥59,800
Zimbabwean Bicolor Euclase 0.227ct Loose Stone
Sale price¥49,800
Tanzanian Bicolor Zoisite 0.312ct Loose Stone
Sale price¥12,800
Zambian bicolor tourmaline 4.142ct loose stone
Sale price¥98,000
0.742ct Bicolor Kyanite Loose Stone from Nepal
Sale price¥18,800
Tanzanian Bicolor Grossular Garnet 2.997ct Loose Stone
Sale price¥69,800
Sri Lankan Bicolor Sapphire 0.607ct Loose Stone
Sale price¥15,800
Zambian bicolor tourmaline 4.019ct loose stone
Sale price¥98,000
Zambian bicolor tourmaline 6.536ct loose stone
Sale price¥128,000
Brazilian bicolor tourmaline 4.497ct loose stone
Sale price¥69,800
Illusion Bicolor Tourmaline 3.202ct Loose Stone
Sale price¥69,800
Madagascar Bicolor Sapphire 0.266ct Loose
Sale price¥16,800
Madagascar Bicolor Sapphire 0.318ct Loose
Sale price¥25,800
Colombian bicolor fluorite 3.209ct loose stone
Sale price¥18,800
Brazilian bicolor tourmaline 2.341ct loose stone
Sale price¥79,800
Tanzanian bicolor sapphire 0.486ct loose stone
Sale price¥12,800
Madagascar Bicolor Sapphire 0.633ct Loose
Sale price¥39,800
Madagascar Bicolor Sapphire 0.278ct Loose
Sale price¥8,800
Madagascar Bicolor Sapphire 0.324ct Loose
Sale price¥9,800
Mexican Cantera Opal 14.690ct Loose
Sale price¥12,800
[Rouge Cut] Brazilian Bicolor Tourmaline 0.578ct Loose
Sale price¥9,800
Tanzanian Bicolor Grossular Garnet 1.359ct Loose Stone
Sale price¥49,800
Tanzanian bicolor zoisite 1.327ct loose stone
Sale price¥59,800
Mongolian Bicolor Andesine 0.944ct Loose Stone
Sale price¥15,800
Brazilian Bicolor Beryl 0.556ct Loose Stone
Sale price¥29,800
Cat Cut (Leopard Print) Amber 0.906ct Loose Stone
Sale price¥9,800
[12560244] Bicolor Zoisite 0.508ct Loose Stone
Sale price¥7,980
Mexican Cantera Opal 2.125ct Loose
Sale price¥39,800
Mexican Cantera Opal 8.331ct Loose
Sale price¥39,800
Brazilian bicolor tourmaline 1.032ct loose stone
Sale price¥25,800
Bicolor sapphire 0.301ct loose
Sale price¥18,800
Madagascar Bicolor Sapphire 0.232ct Loose
Sale price¥15,800
Brazilian bicolor topaz 2.618ct loose stone (untreated)
Sale price¥18,800
Dendritic Opal 3.041ct Loose
Sale price¥18,800
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.