Australian Rainbow Lattice Sunstone 0.722ct Loose
Sale price¥14,800
Australian rainbow lattice sunstone, 0.352 ct, loose
Sale price¥8,800
0.294ct UV Type Grossular Garnet Loose Stone from Tanzania
Sale price¥25,800
Synthetic Rutile 5.3mm/0.844ct Loose Gemstone
Sale price¥13,800
Bi-color Kyanite from Nepal, 0.526ct, Loose
Sale price¥15,800
Kyanite from Nepal 0.477ct Loose Gemstone
Sale price¥12,800
Sri Lankan Uva Moonstone 0.974ct Loose Gemstone
Sale price¥12,800
Tanzanian Bicolor Zoisite 0.255ct Loose Stone
Sale price¥8,800
Tanzanian Zoisite 4.9mm/0.472ct Loose
Sale price¥15,800
Jeremejevite from Namibia, 0.140ct Loose Stone, with Certificate
Sale price¥33,800
Loose 0.824 ct Colombian Bi-Color Emerald
Sale price¥25,800
Australian Black Opal 0.778ct Loose
Sale price¥35,800
Tanzanian Ayana spinel (hot pink spinel) 3.0mm/0.107ct loose
Sale price¥18,800
Brazilian Green Tourmaline 0.770ct Loose Stone with Appraisal Report
Sale price¥25,800
0.229 ct Loose Red Spinel from Myanmar with Certificate
Sale price¥45,800
0.191ct Colombian emerald loose stone, Hōki-kyō
Sale price¥45,800
0.809ct Loose Bicolor Grossular Garnet from Kenya
Sale price¥25,800
[Listing No. 12563397] Brazilian Alexandrite 0.217 ct Loose Stone
Sale price¥39,800
[Listed 12563403] Petzottaite from Madagascar 0.200ct Loose
Sale price¥29,800
[Listed as 12563264] Rough Russian Diamond (Sawable) 0.124ct
Sale price¥39,800
Sierra Leonean Rough Diamond (Sawable) 0.072 ct. [12563273 Listed]
Sale price¥22,800
[12563374 Posted] Bicolor Euclase from Zimbabwe, 0.055ct Loose Stone
Sale price¥14,800
[Posted on 12563395] Tanzanian Pink Spinel 0.148ct Loose Gemstone
Sale price¥22,800
[Item 12563407] Afghan Green Hauyne 0.075ct Loose Stone
Sale price¥29,800
[Published 12562264] Brazilian Lazulite 0.048ct Loose
Sale price¥36,800
Bicolor Grossular Garnet from Tanzania 0.839ct Loose
Sale price¥19,800
Tanzanian Bicolor Grossular Garnet 0.934ct Loose
Sale price¥24,800
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
Brazilian Paraiba Tourmaline 2.9mm/0.090ct Loose (CuO:1.7% MnO:1.4%)
Sale price¥69,800
Paraiba tourmaline from Brazil 0.086ct loose
Sale price¥79,800
Jeremejevite from Namibia 0.103ct Loose Stone with Certificate
Sale price¥25,800
0.416ct Loose Mozambique Ruby with Gemstone Identification Report
Sale price¥29,800
Synthetic Rutile 4.3mm/0.447ct Loose
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.