Brazilian bicolor euclase 0.291ct loose stone
Sale price¥15,800
Brazilian Euclase 0.117ct Loose Stone
Sale price¥12,800
Brazilian bicolor euclase 0.572ct loose stone
Sale price¥24,800
Brazilian bicolor euclase 0.286ct loose stone
Sale price¥8,800
Indian Rainbow Quartz (Iridescent Quartz) 0.940ct Loose Stone
Sale price¥158,000
Diamond 0.128ct loose stone (cabochon cut, maroon cut)
Sale price¥39,800
Japanese style twin crystal 5.771ct raw stone
Sale price¥19,800
Japanese style twin crystal 4.727ct raw stone
Sale price¥15,800
Japanese style twin crystal 4.715ct raw stone
Sale price¥15,800
Japanese style twin crystal 3.472ct raw stone
Sale price¥9,800
Brazilian Moss Agate 1.065ct Loose Stone
Sale price¥12,800
Goshenite 0.306ct loose stone
Sale price¥6,980
Goshenite 0.852ct loose stone
Sale price¥8,800
0.620ct rough stone of Jeremejevite from Namibia
Sale price¥6,980
YAG (Yttrium Aluminum Garnet) 6.5mm/1.551ct Loose Stone
Sale price¥19,800
Mexican Danburite 7.0mm/1.224ct loose stone
Sale price¥9,800
Russian diamond rough (sawable) 0.094ct rough
Sale price¥24,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.945ct Loose Stone
Sale price¥24,800
Brazilian Goshenite 0.771ct loose stone
Sale price¥6,980
Russian rough diamond (sawable) 0.098ct loose
Sale price¥24,800
Australian Shell Opal (Shell Opal) 73.321ct Rough Stone
Sale price¥49,800
Russian rough diamond (sawable) 0.125ct loose
Sale price¥29,800
Brazilian Euclase 0.224ct Loose Stone (Bicolor Euclase)
Sale price¥18,800
Brazilian Flower Rutile in Quartz 3.066ct Loose Stone
Sale price¥18,800
Brazilian Flower Rutile in Quartz 3.312ct Loose Stone
Sale price¥15,800
Sri Lankan Moonstone 1.959ct Loose
Sale price¥12,800
Sri Lankan Moonstone 0.561ct Loose
Sale price¥6,980
Brazilian Tourmaline (untreated) 5.120ct loose stone
Sale price¥39,800
Brazilian Euclase 0.213ct loose stone (bicolor Euclase)
Sale price¥15,800
Namibian Jeremejevite 0.307ct loose stone by Nikkei
Sale price¥22,800
American Benitoite 0.084ct loose stone (colorless Benitoite)
Sale price¥12,800
Brazilian Euclase 0.289ct loose stone
Sale price¥12,800
Brazilian Euclase 0.263ct Loose Stone (Colorless Euclase)
Sale price¥9,800
Brazilian Euclase 0.695ct Loose Stone
Sale price¥18,800
Brazilian Dendritic Agate 3.575ct Loose Stone
Sale price¥9,800
Russian rough diamond (sawable) 0.088ct loose
Sale price¥22,800
Myanmar Pink Taaffeite 0.340ct Loose GIT
Sale price¥39,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 0.344ct Loose Stone
Sale price¥12,800
Russian Diamond Rough (Sawable) 0.103ct Loose (Trigon)
Sale price¥25,800
American Herkimer Diamond (Rock Crystal) 5.5mm/0.528ct Loose
Sale price¥8,800
Goshenite 5.7mm/0.572ct loose stone
Sale price¥5,980
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.