Sri Lankan Chrysoberyl Cat's Eye 1.074ct Loose Stone
Sale price¥4,980
Brazilian Paraiba Tourmaline 0.360ct Loose GIA
Sale price¥298,000
Australian black opal 3.242ct loose stone
Sale price¥59,800
Brazilian Paraiba Tourmaline 0.060ct Loose (CuO:1.6%, MnO:2.3%)
Sale price¥42,800
0.323ct loose pezzottaite from Madagascar
Sale price¥49,800
Mexican Fire Opal 0.718ct Loose
Sale price¥9,800
Mexican Fire Opal 0.593ct Loose (Faceted Cut)
Sale price¥9,800
Nigerian bicolor tourmaline 0.379ct loose stone
Sale price¥6,980
[Updated 12552163] Benitoite 0.099ct loose stone
Sale price¥29,800
[12550887] Paraiba Tourmaline from Mozambique 0.784ct loose stone
Sale price¥128,000
Brazilian Paraiba Tourmaline 0.052ct Loose Stone (CuO:2.0%, MnO:2.2%)
Sale price¥35,800
Sky blue topaz 1.719ct loose stone
Sale price¥8,800
Brazilian Bicolor Tourmaline 7.2mm/1.326ct Loose Stone
Sale price¥18,800
Mexican fire opal loose stone, 1.857 ct
Sale price¥25,800
Mexican Fire Opal 2.279ct Loose Stone
Sale price¥15,800
Mexican Fire Opal 0.729 ct Loose Stone
Sale price¥8,800
Madagascar bicolor sapphire 3.7mm/0.271ct loose
Sale price¥6,980
Brazilian Canary Yellow Chrysoberyl 0.672ct Loose
Sale price¥18,800
Australian Black Opal 1.080ct Loose
Sale price¥39,800
0.755 ct Loose Australian Black Opal
Sale price¥12,800
0.520ct Loose Australian Black Opal
Sale price¥13,800
0.798ct Loose Chrysoberyl Cat's Eye from Sri Lanka
Sale price¥12,800
[12552038] Beryl Cat's Eye 32.703ct Loose Stone
Sale price¥98,000
[12551148] Australian black opal 3.890ct loose stone
Sale price¥69,800
American Red Beryl 0.147ct Loose
Sale price¥35,800
0.065ct loose Paraiba tourmaline from Brazil (CuO: 1.6%, MnO: 2.4%)
Sale price¥49,800
American Red Beryl 0.132ct Loose
Sale price¥33,800
Sky blue topaz 1.051ct loose stone
Sale price¥8,800
American red beryl 0.143ct loose
Sale price¥35,800
Bicolor tourmaline 1.329ct loose
Sale price¥9,800
Bicolor tourmaline 0.429ct loose
Sale price¥5,980
Bicolor Tourmaline 0.378ct Loose Stone (Hexagonal Cut)
Sale price¥8,800
Madagascar Padparadscha Sapphire 3.9mm/0.336ct Loose DGL Certified
Sale price¥45,800
Loose 0.239ct Paraiba Tourmaline from Brazil (CuO: 0.8%, MnO: 3.7%)
Sale price¥45,800
Paraiba Tourmaline from Brazil 0.265ct Loose (CuO: 0.7%, MnO: 3.0%)
Sale price¥29,800
Brazilian Paraiba Tourmaline 0.205ct Loose Stone (CuO: 0.8%, MnO: 3.1%)
Sale price¥39,800
Brazilian Paraiba Tourmaline 0.211ct Loose (CuO:0.6%, MnO:3.1%)
Sale price¥39,800
Brazilian Paraiba Tourmaline 0.065ct Loose Stone (CuO: 2.0%, MnO: 2.4%)
Sale price¥49,800
0.066ct loose Brazilian Paraiba Tourmaline (CuO: 1.5%, MnO: 2.2%)
Sale price¥45,800
Paraiba Tourmaline from Brazil, 0.063 ct, loose (CuO: 1.8%, MnO: 2.4%)
Sale price¥55,800
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.