Vietnam Aquamarine 0.585ct Loose
Sale price¥12,800
Ethiopian Sunstone 0.661ct Loose
Sale price¥9,800
Brazilian Bicolor Tourmaline 0.716ct Loose Stone (Rose Cut)
Sale price¥6,980
Ethiopian Opal 7.2mm/0.910ct Loose Stone
Sale price¥6,980
Pakistani Axinite 0.500ct loose stone (green tint)
Sale price¥12,800
Tanzanite from Tanzania 5.8mm/0.803ct loose stone
Sale price¥35,800
Afghanistan Lazurite in Sodalite 0.581ct Loose Stone
Sale price¥18,800
Oregon Sunstone from the United States 0.605ct loose stone
Sale price¥8,800
Pakistani Axinite 0.583ct loose stone
Sale price¥8,800
Mexican Hyalite Opal 0.873ct Loose
Sale price¥9,800
Mexican Fire Opal (Faceted Cut) 0.934ct Loose
Sale price¥25,800
Nigerian Blue Garnite 0.794ct Loose Stone, Japan-Germany Exchange
Sale price¥79,800
Synthetic Alexandrite 0.570ct loose stone
Sale price¥18,800
Australian black opal 0.544ct loose stone
Sale price¥18,800
Sri Lankan Violet Spinel 0.592ct Loose
Sale price¥8,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.794ct Loose Stone
Sale price¥15,800
Amazon Green Opal 7mm/0.88ct Loose
Sale price¥7,980
Zimbabwe bicolor euclase rough stone 0.960ct
Sale price¥39,800
Madagascar Bicolor Sapphire 0.626ct Loose
Sale price¥29,800
Spanish Andalusite 0.74ct loose stone
Sale price¥6,980
Australian Prehnite 6.0mm/0.993ct loose stone (rose cut)
Sale price¥8,800
Mexican Fire Opal (Faceted Cut) 0.608ct Loose
Sale price¥12,800
Madagascar Blue Sapphire (Ice Blue) 0.694ct Loose
Sale price¥18,800
Oregon Sunstone from the United States 0.596ct loose stone
Sale price¥12,800
Tanzania UV type bicolor tsavorite 0.947ct loose stone
Sale price¥39,800
Mozambique Almandine Garnet 0.965ct Loose Stone
Sale price¥12,800
Tanzanian Kornerupine 0.616ct loose stone
Sale price¥49,800
Russian Demantoid Garnet (Horsetail Recognized) 5.1mm/0.664ct Loose Stone
Sale price¥188,000
Black star sapphire 0.930ct loose
Sale price¥6,980
Brazilian Morganite 0.633ct loose stone
Sale price¥9,800
Myanmar Star Enstatite 0.870ct Loose Stone
Sale price¥14,800
Australian Opal 0.706ct Loose
Sale price¥8,800
Australian Opal 0.633ct Loose
Sale price¥9,800
Brazilian Dumortierite in Quartz 0.578ct loose stone (faceted cut)
Sale price¥5,980
Brazilian Dumortierite in Quartz 0.652ct loose stone (faceted cut)
Sale price¥9,800
Brazilian Green Spodumene 0.599ct Loose Stone
Sale price¥4,980
Colombian Euclase 2.360ct loose
Sale price¥79,800
Russian demantoid garnet (horsetail recognized) 5.5mm/0.710ct loose
Sale price¥148,000
Mexican Hyalite Opal 6.1mm/0.652ct Loose Stone
Sale price¥25,800
Indian Moss Agate 0.75ct Loose Stone
Sale price¥8,800
Indian Moss Agate 0.601ct Loose Stone
Sale price¥8,800
Indian Moss Agate 0.728ct Loose Stone (Princess Cut)
Sale price¥9,800
Indian Moss Agate 0.755ct Loose Stone (Princess Cut)
Sale price¥8,800
Brazilian pyrope almandine garnet 0.925ct loose stone
Sale price¥9,800
Brazilian Aquamarine 0.546ct Loose Stone
Sale price¥8,800
Brazilian Aquamarine 0.578ct Loose Stone
Sale price¥12,800
Sri Lankan Green Zircon 4.6mm/0.543ct Loose Stone
Sale price¥8,800
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.