Brazilian copper rutilated quartz 1.445ct loose stone
Sale price¥8,800
[12558655] Calcite 1.185ct loose stone
Sale price¥23,800
Nigerian Green Beryl 0.765ct Loose Stone
Sale price¥18,800
Nigerian Green Beryl 0.643ct Loose Stone (Mint Green Color)
Sale price¥16,800
Madagascar Yellow Sapphire 0.493ct Loose
Sale price¥9,800
Australian Rainbow Lattice Sunstone 1.313ct Loose Stone
Sale price¥12,800
Australian Rainbow Lattice Sunstone 0.795ct Loose Stone
Sale price¥8,800
Afghanistan Bicolor Tourmaline 2.664ct Loose Stone (Seafoam Tourmaline)
Sale price¥128,000
Tanzanian bicolor sapphire 0.950ct loose stone
Sale price¥25,800
YAG (Yttrium Aluminum Garnet) 2.861ct loose stone
Sale price¥25,800
Sri Lankan Andalusite 0.750ct loose stone
Sale price¥12,800
Oregon Sunstone from the United States 1.455ct loose stone
Sale price¥15,800
Nepalese Kyanite 0.793ct loose stone
Sale price¥6,980
Oregon Sunstone from the United States 1.198ct loose stone
Sale price¥8,800
Indian Moss Agate 0.873ct Loose Stone
Sale price¥7,980
Mozambique Almandine Garnet 1.602ct Loose Stone
Sale price¥15,800
Tanzanian Rhodolite Garnet 1.329ct Loose Stone
Sale price¥15,800
Colombian Euclase 2.276ct loose stone
Sale price¥69,800
Tanzanian Rhodolite Garnet 0.794ct Loose Stone
Sale price¥9,800
Brazilian bicolor tourmaline 0.837ct loose stone
Sale price¥15,800
Brazilian bicolor tourmaline 0.545ct loose stone (rose cut)
Sale price¥5,980
Brazilian Paraiba Tourmaline in Quartz 1.171ct Loose Stone
Sale price¥18,800
Oregon Sunstone from the United States 0.661ct loose stone
Sale price¥6,980
Tanzania Peristerite 1.592ct Loose Stone (Blue Moonstone)
Sale price¥14,800
Colombian Trapiche Emerald 0.923ct Rough Stone
Sale price¥45,800
Brazilian Paraiba Tourmaline in Quartz 8.0mm/1.199ct Loose Stone
Sale price¥25,800
Brazilian Pink Tourmaline 1.799ct Loose Stone
Sale price¥35,800
Brazilian copper rutilated quartz 1.374ct loose stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.657ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.376ct loose stone
Sale price¥9,800
Brazilian copper rutilated quartz 1.643ct loose stone
Sale price¥12,800
Brazilian copper rutilated quartz 1.507ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.354ct loose stone
Sale price¥9,800
Brazilian bi-color topaz (untreated) 1.452ct loose gemstone
Sale price¥18,800
Mexican Fire Opal 1.135ct Loose
Sale price¥9,800
Brazilian Sky Blue Topaz (untreated) 0.968ct loose stone
Sale price¥12,800
Mozambique Almandine Garnet 2.185ct Loose Stone
Sale price¥15,800
Brazilian Sky Blue Topaz (untreated) 1.470ct loose stone
Sale price¥12,800
Bicolor tourmaline 1.833ct loose
Sale price¥18,800
Brazilian rutilated quartz (rutilated quartz) 8.0mm/1.335ct loose stone
Sale price¥12,800
Brazilian rutilated quartz (rutilated quartz) 7.8mm/1.320ct loose stone
Sale price¥12,800
Brazilian rutilated quartz (rutilated quartz) 7.8mm/1.307ct loose stone
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 8.0mm/1.290ct Loose Stone
Sale price¥25,800
Cambodian colorless zircon 1.149ct loose stone (orange fluorescence)
Sale price¥12,800
Cambodian colorless zircon 1.218ct loose stone (orange fluorescence)
Sale price¥12,800
Spodumene 1.844ct 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.