Color change sapphire 0.946ct loose
Sale price¥29,800
Paraiba tourmaline from Mozambique 0.243ct loose
Sale price¥15,800
Unheated silky pink sapphire from Vietnam 0.426ct loose
Sale price¥9,800
Baddeleyite from Myanmar 0.279ct Ruth Japanese German edition
Sale price¥15,800
Montana Sapphire 3mm/0.155ct loose
Sale price¥18,800
Benitoite 0.091ct loose
Sale price¥22,800
Trapichel ruby from Myanmar 0.202ct rough stone
Sale price¥3,980
[12545123 published] Yellow Beryl 0.696ct loose
Sale price¥3,980
Felspar 2.993ct loose from Sri Lanka
Sale price¥6,980
Colombian trapiche emerald (reverse trapiche) 0.152ct loose
Sale price¥12,800
Colombian trapiche emerald (reverse trapiche) 0.099ct loose
Sale price¥8,800
Colombian trapiche emerald (reverse trapiche) 0.074ct loose
Sale price¥8,800
Colombian trapiche emerald (reverse trapiche) 0.108ct loose
Sale price¥9,800
Colombian trapiche emerald (reverse trapiche) 0.084ct loose
Sale price¥8,800
Colombian trapiche emerald (reverse trapiche) 0.144ct loose
Sale price¥15,800
[12543391 published] Bicolor Zoisite 1.497ct rough stone
Sale price¥18,800
Paraiba tourmaline from Brazil 0.144ct loose (CuO:0.9%,MnO:2.8%)
Sale price¥55,800
Cobalt spinel from Vietnam 2mm/0.031ct loose Japanese-German edition
Sale price¥59,800
[12561397] Greenland Ruby 0.253ct Loose
Sale price¥49,800
[12561396] Greenland Ruby 0.266ct Loose
Sale price¥22,800
[12561395] Greenland sapphire 0.271ct loose stone
Sale price¥22,800
[12561394] Greenland sapphire 0.133ct loose stone
Sale price¥14,800
[12561393] Tanzanian Almandine Garnet 2.697ct Loose Stone
Sale price¥18,800
[12561392] Tanzanian Almandine Garnet 1.282ct Loose Stone
Sale price¥13,800
[12561391] Tanzanian Almandine Garnet 1.164ct Loose Stone
Sale price¥12,800
[12561389] Tanzanian Almandine Garnet 0.930ct Loose Stone
Sale price¥9,800
[12561388] Tanzanian Almandine Garnet 0.902ct Loose Stone
Sale price¥12,800
[12561387] Tanzanian Almandine Garnet 0.750ct Loose Stone
Sale price¥9,800
[12561386] Tanzanian Almandine Garnet 0.993ct Loose Stone
Sale price¥12,800
[12561384] Tanzanian Almandine Garnet 0.656ct Loose Stone
Sale price¥8,800
[12561382] Tanzanian Bicolor Sapphire 0.380ct Loose
Sale price¥18,800
[12561379] Brazilian Bicolor Tourmaline 4.497ct Loose
Sale price¥69,800
[12561378] Sri Lankan pink zircon 1.991ct loose stone
Sale price¥29,800
[12561374] Indian Iolite Sunstone 0.540ct Loose
Sale price¥8,800
[11/18 22:00] Oregon Sunstone from the United States, 2.594ct Loose
Sale price¥39,800
[11/18 22:00 Sale] Australian Prehnite 1.705ct Loose Stone
Sale price¥9,800
[11/18 22:00 Sale] Australian Prehnite 1.691ct Loose Stone
Sale price¥9,800
[11/17 22:00 Sale] Oregon Sunstone from the United States, 0.530ct Loose
Sale price¥15,800
[11/18 22:00 Sale] Afghanistan Kunzite 7.335ct Loose Stone
Sale price¥29,800
Kenyan gold sheen sapphire 2.3mm/0.083ct loose
Sale price¥8,800
[Konpeito] Iolite 3.170ct loose
Sale price¥22,800
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.