Brazilian Paraiba Tourmaline in Quartz 1.917ct loose stone
Sale price¥42,800
Brazilian Blue Tourmaline 0.650ct Loose
Sale price¥9,800
Brazilian bicolor tourmaline 1.953ct loose stone
Sale price¥18,800
Tanzania Color Change Chrome Tourmaline 13.194ct Loose Stone Chuhokan
Sale price¥398,000
Brazilian Pink Tourmaline 0.960ct Loose Stone
Sale price¥15,800
Brazilian bicolor tourmaline 0.763ct loose stone
Sale price¥7,980
Brazilian bicolor tourmaline 1.177ct loose stone
Sale price¥12,800
Brazilian Paraiba Tourmaline 0.181ct loose stone (CuO: 0.7%, MnO: 0.2%)
Sale price¥59,800
Brazilian bicolor tourmaline 0.914ct loose stone
Sale price¥12,800
Madagascar Pink Tourmaline 0.543ct Loose Stone
Sale price¥14,800
Brazilian bicolor tourmaline 1.209ct loose stone
Sale price¥9,800
Brazilian Rubellite (Red Tourmaline) 3.844ct Loose Stone
Sale price¥128,000
Brazilian Rubellite (Red Tourmaline) 1.525ct Loose Stone
Sale price¥39,800
Brazilian Green Tourmaline 0.703ct Loose Stone
Sale price¥15,800
Brazilian Green Tourmaline 0.764ct Loose Stone
Sale price¥9,800
Brazilian bicolor tourmaline 0.675ct loose stone
Sale price¥9,800
Brazilian Pink Tourmaline 0.448ct Loose Stone
Sale price¥8,800
Brazilian Paraiba Tourmaline 0.167ct loose stone (CuO: 1.1%, MnO: 3.6%)
Sale price¥69,800
Brazilian bicolor tourmaline 3.282ct loose
Sale price¥59,800
Brazilian Bicolor Tourmaline 16.088ct Loose (Tricolor) Nikkei
Sale price¥298,000
Bicolor tourmaline 0.840ct loose
Sale price¥22,800
Brazilian bicolor tourmaline cat's eye 22.056ct loose stone
Sale price¥198,000
Congo Bicolor Tourmaline 3.429ct Loose
Sale price¥128,000
Brazilian Paraiba Tourmaline in Quartz 2.827ct loose stone
Sale price¥49,800
Brazilian Paraiba Tourmaline in Quartz 3.049ct loose stone
Sale price¥49,800
Brazilian Paraiba Tourmaline in Quartz 4.5mm/0.284ct Loose Stone
Sale price¥22,800
Brazilian Paraiba Tourmaline in Quartz 1.146ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 8.0mm/1.287ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 7.9mm/1.314ct Loose Stone
Sale price¥29,800
Brazilian bicolor tourmaline 0.845ct loose stone
Sale price¥15,800
K18YG Brazilian Paraiba Tourmaline 0.30ct Diamond Ring GIA
Sale price¥198,000
Tourmaline 0.541ct loose stone
Sale price¥8,800
Brazilian Tourmaline 0.858ct Loose Stone
Sale price¥15,800
Brazilian bicolor tourmaline 0.326ct loose stone
Sale price¥8,800
Brazilian Pink Tourmaline 0.538ct Loose Stone
Sale price¥8,800
Brazilian pink tourmaline 0.844ct loose stone
Sale price¥22,800
Brazilian Pink Tourmaline 0.855ct Loose Stone
Sale price¥14,800
Brazilian Brown Tourmaline 1.529ct Loose Stone
Sale price¥14,800
Brazilian Green Tourmaline 1.059ct Loose Stone
Sale price¥16,800
Brazilian Pink Tourmaline 0.628ct Loose Stone
Sale price¥15,800
Brazilian Green Tourmaline 0.350ct Loose
Sale price¥9,800
Brazilian Indigolite Tourmaline 6.052ct Loose Stone JTL
Sale price¥158,000
Brazilian Indigolite Tourmaline 1.616ct Loose Stone JTL
Sale price¥69,800
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.