Russian Demantoid Garnet (Horsetail certified) 3.6mm/0.293ct loose stone
Sale price¥49,800
Tanzania Bicolor Zoisite 6.9mm/1.365ct Loose Stone
Sale price¥24,800
Nigerian Green Beryl 0.340ct Loose Stone
Sale price¥6,980
Colombian Trapiche Emerald 1.343ct Loose
Sale price¥69,800
Nigerian Green Beryl 0.765ct Loose Stone
Sale price¥18,800
Nigerian Green Beryl 0.757ct Loose Stone (Mint Green Color)
Sale price¥25,800
Nigerian Green Beryl 0.643ct Loose Stone (Mint Green Color)
Sale price¥16,800
Nigerian Green Beryl 0.581ct Loose Stone (Mint Green Color)
Sale price¥14,800
Nigerian Green Beryl 0.545ct Loose Stone
Sale price¥12,800
Nigerian Green Beryl 0.427ct Loose Stone
Sale price¥9,800
Nigerian Green Beryl 0.308ct Loose Stone (Mint Green Color)
Sale price¥7,980
Afghanistan Seafoam Tourmaline 0.429ct Loose Stone
Sale price¥25,800
Brazilian Green Tourmaline 0.831ct Loose Stone
Sale price¥25,800
Afghanistan Seafoam Tourmaline 0.253ct Loose Stone
Sale price¥15,800
Brazilian Green Tourmaline 4.1mm/0.259ct Loose Stone
Sale price¥12,800
Brazilian Green Tourmaline 0.236ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.270ct Loose
Sale price¥12,800
Indian Alexandrite Cat's Eye 0.643ct Loose Stone
Sale price¥18,800
Brazilian Alexandrite 0.147ct loose stone (princess cut)
Sale price¥29,800
Afghanistan Bicolor Tourmaline 2.664ct Loose Stone (Seafoam Tourmaline)
Sale price¥128,000
Brazilian Alexandrite 2.8mm/0.100ct Loose Stone
Sale price¥19,800
Colombian Trapiche Emerald 0.811ct Loose
Sale price¥59,800
Brazilian Alexandrite 0.052ct loose stone
Sale price¥9,800
Mongolian color change andesine 0.717ct 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 0.145ct loose
Sale price¥35,800
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 2.7mm/0.090ct Loose Stone JTL Catalog
Sale price¥22,800
Brazilian Alexandrite 0.072ct Loose Stone JTL Catalog
Sale price¥12,800
Zambian emerald 0.181ct loose stone
Sale price¥8,800
Grandidierite from Madagascar 2.7mm/0.102ct loose stone
Sale price¥25,800
Pakistani Ludwigite in Peridot 0.285ct loose stone
Sale price¥5,980
Madagascar sphene 1.060ct loose stone
Sale price¥12,800
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.