Zimbabwean Apatite (UV type) 0.209ct loose stone
Sale price¥4,980
Purple sapphire 4mm/0.273ct loose stone
Sale price¥12,800
Yellow Sapphire 4.0mm/0.266ct Loose
Sale price¥12,800
Pakistani Lazurite (Azurite) 0.305ct Loose Stone
Sale price¥49,800
Pakistani Lazurite (Azurite) 0.375ct loose stone
Sale price¥59,800
Colombian mint color emerald 0.178ct loose stone
Sale price¥6,980
Detroit City Rhodochrosite 4mm/0.439ct Loose Stone
Sale price¥8,800
Brazilian Paraiba Tourmaline 0.200ct loose stone (CuO: 1.7%, MnO: 2.8%)
Sale price¥98,000
American Red Beryl 0.106ct Loose
Sale price¥24,800
Colombian Trapiche Emerald 0.222ct Loose
Sale price¥18,800
Tanzania Bicolor Zoisite 0.216ct Loose Stone
Sale price¥3,980
Tanzania Bicolor Zoisite 0.130ct Loose Stone
Sale price¥3,980
Tanzania Bicolor Zoisite 0.278ct Loose Stone
Sale price¥4,980
Tanzania Bicolor Zoisite 4mm/0.305ct Loose Stone
Sale price¥6,980
Tanzanian bicolor sapphire 0.124ct loose stone
Sale price¥5,980
Tanzanian bicolor sapphire 0.149ct loose stone
Sale price¥6,980
Tanzanian bicolor sapphire 0.152ct loose stone
Sale price¥6,980
Brazilian Euclase 0.213ct loose stone (bicolor Euclase)
Sale price¥15,800
Myanmar Ubaite Tourmaline 4.0mm/0.251ct Loose Stone
Sale price¥22,800
Madagascar Yellow Sapphire 0.283ct Loose
Sale price¥6,980
Madagascar sapphire 0.162ct loose stone
Sale price¥5,980
Tanzania Green Apatite 0.190ct Loose Stone
Sale price¥6,980
American Benitoite 0.084ct loose stone (colorless Benitoite)
Sale price¥12,800
Brazilian Euclase 0.263ct Loose Stone (Colorless Euclase)
Sale price¥9,800
Brazilian Pink Tourmaline 0.418ct Loose Stone (Rouge Cut)
Sale price¥9,800
Blue sapphire 0.231ct loose
Sale price¥9,800
Canary Yellow Tourmaline from Mozambique 0.190ct loose stone
Sale price¥8,800
Canary Yellow Tourmaline from Mozambique 0.132ct loose stone
Sale price¥8,800
Brazilian Alexandrite 3.1mm/0.131ct Loose Stone (Rose Cut)
Sale price¥23,800
YAG (Yttrium Aluminum Garnet) 3.9mm/0.317ct loose stone
Sale price¥6,980
YAG (Yttrium Aluminum Garnet) 3.3mm/0.208ct Loose Stone (Rose Cut)
Sale price¥5,980
Canary Yellow Tourmaline from Mozambique 0.142ct loose stone
Sale price¥8,800
Canary Yellow Tourmaline from Mozambique 0.170ct loose stone
Sale price¥8,800
[12550864] 0.227ct loose zoisite from Tanzania
Sale price¥6,980
[12550865] 0.203ct loose zoisite from Tanzania
Sale price¥6,980
American Red Beryl 0.147ct Loose
Sale price¥39,800
American Red Beryl 0.132ct Loose
Sale price¥33,800
Diamond (cabochon cut) 0.206ct loose
Sale price¥55,800
Brazilian alexandrite 0.120ct loose
Sale price¥15,800
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.