Afghanistan Bicolor Tourmaline 2.664ct Loose Stone (Seafoam Tourmaline)
Sale price¥128,000
Colombian Trapiche Emerald 0.811ct Loose
Sale price¥59,800
Brazilian Alexandrite 0.052ct loose stone
Sale price¥9,800
Colombian emerald 0.126ct loose stone
Sale price¥15,800
Colombian emerald 3.7mm/0.207ct loose stone
Sale price¥22,800
Brazilian Alexandrite 2.9mm/0.123ct loose stone
Sale price¥29,800
Tanzanian Kornerupine 0.392ct loose stone
Sale price¥35,800
Russian Demantoid Garnet (Horsetail Recognized) 5.2mm/0.661ct Loose Stone
Sale price¥198,000
Russian Demantoid Garnet 2.5mm/0.111ct Loose Stone
Sale price¥18,800
Tanzania Bicolor Zoisite 2.603ct Loose Stone
Sale price¥88,800
Tanzania Bicolor Zoisite 2.665ct Loose Stone
Sale price¥98,000
Brazilian Alexandrite 0.135ct loose stone
Sale price¥35,800
Brazilian Alexandrite 0.072ct Loose Stone JTL Catalog
Sale price¥12,800
Zambian emerald 0.181ct loose stone
Sale price¥8,800
Madagascar sphene 1.060ct loose stone
Sale price¥12,800
Synthetic Alexandrite 0.472ct loose stone
Sale price¥8,800
Madagascar Green Apatite 0.531ct Loose Stone
Sale price¥6,980
Indian Moss Agate 0.807ct Loose Stone
Sale price¥6,980
Indian Moss Agate 0.721ct Loose Stone
Sale price¥8,800
Indian Moss Agate 0.873ct Loose Stone
Sale price¥7,980
Australian Prehnite 5.4mm/0.475ct loose stone
Sale price¥6,980
Zambian emerald 0.099ct loose stone
Sale price¥9,800
Zambian Emerald 3.7mm/0.215ct Loose Stone (Silky Emerald)
Sale price¥9,800
Indian Moss Agate 0.776ct Loose Stone
Sale price¥6,980
Zambian emerald 0.210ct loose stone
Sale price¥8,800
Colombian Euclase 2.276ct loose stone
Sale price¥69,800
Colombian Euclase 1.157ct loose stone
Sale price¥69,800
Colombian Euclase 0.315ct loose stone
Sale price¥39,800
Sillimanite from Sri Lanka 0.372ct loose stone
Sale price¥7,980
Sillimanite from Sri Lanka 0.409ct loose stone
Sale price¥7,980
Sillimanite from Sri Lanka 0.186ct loose stone
Sale price¥7,980
Sillimanite from Sri Lanka 0.376ct loose stone
Sale price¥9,800
Alexandrite 0.201ct loose stone
Sale price¥39,800
Brazilian Green Tourmaline 0.549ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.457ct Loose Stone
Sale price¥15,800
Brazilian bicolor tourmaline 0.837ct loose stone
Sale price¥15,800
Colombian emerald rough stone 37.764ct (Gachala mine)
Sale price¥598,000
Synthetic Moissanite 10mm/4.342ct Loose Stone
Sale price¥18,800
Russian Demantoid Garnet (Horsetail certified) 2.4mm/0.066ct loose stone
Sale price¥12,800
Colombian Trapiche Emerald 0.923ct Rough Stone
Sale price¥45,800
Brazilian Alexandrite 0.073ct loose stone (princess cut)
Sale price¥16,800
Brazilian Alexandrite 0.089ct loose stone (princess cut)
Sale price¥19,800
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.