Bicolor Grossular Garnet from Tanzania 0.779ct Loose Stone
Sale price¥19,800
Bicolor Grossular Garnet from Tanzania 0.602ct Loose Stone
Sale price¥16,800
Tanzanian Bicolor Grossular Garnet 0.787ct Loose Stone
Sale price¥19,800
Tanzanian Bi-Color Grossular Garnet 0.882ct Loose Stone
Sale price¥22,800
Tanzanian Bicolor Grossular Garnet 0.544ct Loose Gemstone
Sale price¥14,800
Bicolor Grossular Garnet from Tanzania 0.855ct Loose Stone
Sale price¥18,800
Tanzanian Bicolor Grossular Garnet 0.586ct Loose Stone
Sale price¥14,800
0.147ct Loose Colombian Emerald with Gemological Report
Sale price¥12,800
Colombian Emerald 3.3mm/0.167ct Loose Stone with Appraisal
Sale price¥24,800
Columbia Emerald 3.3mm/0.158ct Loose Gemstone with Certificate
Sale price¥18,800
Synthetic Alexandrite 0.287ct loose stone
Sale price¥8,800
Brazilian Paraiba Tourmaline 0.360ct Loose GIA
Sale price¥298,000
Brazilian Green Tourmaline 0.376ct Loose Stone
Sale price¥7,980
Brazilian Green Tourmaline 0.332ct Loose Stone
Sale price¥7,980
Tanzania Bicolor Zoisite 4.6mm/0.489ct Loose Stone
Sale price¥9,800
Tanzania Bicolor Zoisite 4.8mm/0.540ct Loose Stone
Sale price¥9,800
Tanzania Bicolor Zoisite 4.7mm/0.486ct Loose Stone
Sale price¥9,800
Tanzanite from Tanzania 0.245ct loose stone
Sale price¥8,800
Tanzania Bicolor Zoisite 0.295ct Loose Stone
Sale price¥7,980
Tanzania Bicolor Zoisite 0.286ct Loose Stone
Sale price¥7,980
Synthetic Moissanite 0.634ct loose stone
Sale price¥9,800
Blue sapphire 0.287ct loose
Sale price¥12,800
Brazilian Paraiba Tourmaline 0.060ct Loose (CuO:1.6%, MnO:2.3%)
Sale price¥42,800
Tanzanian Kornerupine Cat's Eye 1.608ct Loose Stone
Sale price¥6,980
Afghan Green Hauyne 3.6mm/0.135ct Loose with Certification
Sale price¥35,800
Brazilian Silky Alexandrite 0.265ct Loose Stone with Certification
Sale price¥45,800
Dioptase from Brazil, 0.956ct, loose stone, with鑑別書
Sale price¥23,800
Tanzanian green sapphire 0.303ct loose stone
Sale price¥8,800
Colombian mint color emerald 0.297ct loose stone
Sale price¥8,800
Brazilian Paraiba Tourmaline 0.052ct Loose Stone (CuO:2.0%, MnO:2.2%)
Sale price¥35,800
Brazilian Green Tourmaline 2.218ct Loose
Sale price¥25,800
Namibian Green Tourmaline 7.0mm/1.206ct Loose Stone (Lagoon Tourmaline)
Sale price¥59,800
0.183ct Trapiche Emerald Loose Stone from Colombia
Sale price¥39,800
0.210 ct Colombian Trapiche Emerald Loose Stone
Sale price¥39,800
Brazilian Canary Yellow Chrysoberyl 0.672ct Loose
Sale price¥18,800
Andalusite from Spain, 0.416 ct Loose Gemstone
Sale price¥9,800
0.065ct loose Paraiba tourmaline from Brazil (CuO: 1.6%, MnO: 2.4%)
Sale price¥49,800
0.210ct Colombian Non-Oil Emerald Loose Stone GIA
Sale price¥228,000
Colombian Trapiche Emerald, 1.874ct Loose Stone with Certification
Sale price¥69,800
Pyrite in emerald from Chivor Mine, Colombia, 4.221 ct, loose
Sale price¥98,000
0.715ct Loose Alexandrite from Orissa, India with Gemstone Report
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.