[Published on 12563087] Unheated Ruby 0.216ct Loose Stone
Sale price¥59,800
Jeremejevite 0.226ct Loose
Sale price¥45,800
0.294ct UV Type Grossular Garnet Loose Stone from Tanzania
Sale price¥25,800
Tanzanian Bicolor Zoisite 0.255ct Loose Stone
Sale price¥8,800
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
Tanzanian Ayana spinel (hot pink spinel) 3.0mm/0.107ct loose
Sale price¥18,800
Pink Diamond 0.075ct Loose (FANCY PURPLE PINK, SI1)
Sale price¥79,800
[12563374 Posted] Bicolor Euclase from Zimbabwe, 0.055ct Loose Stone
Sale price¥14,800
[Item 12563407] Afghan Green Hauyne 0.075ct Loose Stone
Sale price¥29,800
[Published 12562264] Brazilian Lazulite 0.048ct Loose
Sale price¥36,800
Green Diamond 0.100ct Loose (VERY LIGHT GREEN, SI-1, Old Cut)
Sale price¥39,800
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
0.147ct Loose Colombian Emerald with Gemological Report
Sale price¥12,800
Russian rough diamond (sawable) 0.088ct loose
Sale price¥19,800
Sri Lankan Yellow Sapphire 0.349ct Loose
Sale price¥12,800
Russian Diamond Rough (Sawable) 0.103ct Loose (Trigon)
Sale price¥25,800
Brazilian Lazulite 0.067ct Loose Gemstone with Certificate
Sale price¥49,800
Brazilian Lazulite 0.061ct Loose Gemstone with Certificate
Sale price¥45,800
Colombian mint color emerald 0.297ct loose stone
Sale price¥8,800
[Updated 12552163] Benitoite 0.099ct loose stone
Sale price¥29,800
Zimbabwe Euclase 0.067ct Loose Gemological Report
Sale price¥15,800
Jeremejevite from Namibia 0.089ct Loose Stone with Certificate
Sale price¥25,800
Rough diamond (sawable) from Russia, 0.148ct rough diamond (trigon)
Sale price¥49,800
Chameleon Diamond Green Diamond 0.122ct Loose (FANCY GRAY GREEN, SI2)
Sale price¥69,800
Zimbabwean rough green diamond (sawable) 0.228ct rough (trigon)
Sale price¥79,800
0.183ct Trapiche Emerald Loose Stone from Colombia
Sale price¥39,800
Myanmar Leuco Garnet 0.128ct Loose Stone with Certificate
Sale price¥25,800
0.108ct Loose Leuco Garnet from Myanmar, with identification report
Sale price¥22,800
Rough diamond from Botswana (sawable) 0.118ct rough (trigon)
Sale price¥29,800
Rough diamond from Botswana (sawable) 0.087ct (trigon)
Sale price¥21,800
Afghan Hauyne 0.098ct Loose Stone with Certification
Sale price¥25,800
Nigerian cobalt-bearing gahnite, 0.122 ct, loose, with lab report
Sale price¥18,800
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
South African diamond rough (sawable) 0.110ct rough
Sale price¥22,800
American red beryl 0.143ct loose
Sale price¥35,800
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.