¥5,000 - ¥10,000

Brazilian Sunstone 5.1mm/0.532ct Loose Stone (Rose Quartz) Sale price¥5,980

Brazilian Sunstone 6.2mm/0.896ct Loose (Rose Quartz) Sale price¥5,980

0.343 ct Tanzanite Loose Gemstone from Tanzania Sale price¥8,800

Tanzanian Kornerupine 0.132ct Loose Stone Sale price¥9,800

Cambodian Blue Zircon 0.440ct Loose Sale price¥9,800

Labradorite (Spectrolite) from Finland 4.747ct loose Sale price¥5,980

Green tourmaline 0.389ct loose Sale price¥8,800

Pyrite in quartz 3.492ct loose Sale price¥8,800

Opal 6mm/0.590ct loose (rose cut) Sale price¥5,980

Kazakhstan Golden Hill Turquoise 2.314ct Loose Stone Sale price¥7,980

Indian bag site 1.763ct loose Sale price¥7,980

Indian bag site 2.218ct loose Sale price¥7,980

Indian bag site 1.513ct loose Sale price¥7,980

[Posted 12548198] Indian bag site 1.890ct loose Sale price¥7,980

Indian bag site 2.206ct loose Sale price¥7,980

Indian bag site 2.010ct loose Sale price¥6,980

Silky diamond 2.7mm/0.086ct loose Sale price¥9,800

Silky diamond 2.8mm/0.097ct loose Sale price¥9,800

Brazilian indicolite tourmaline 0.386ct loose stone Sale price¥9,800

Chrysoberyl cat's eye from Sri Lanka 0.340ct loose Sale price¥9,800

Ubaite/dravite tourmaline 3.157ct rough stone Sale price¥6,980

Mali Garnet from the Republic of Mali (Grossular/Andradite Garnet) 0.353ct Loose Sale price¥8,800

Green zoisite from Tanzania, 0.262 ct loose Sale price¥9,800

Brazilian dumortierite in quartz 0.993ct loose (faceted cut) Sale price¥7,980

Tanzanite from Tanzania 0.467ct loose stone Sale price¥9,800

Tanzanite from Tanzania 0.436ct loose stone Sale price¥8,800

Demantoid garnet 15.468ct rough stone from Madagascar Sale price¥9,800

Sphene from Madagascar 0.498ct loose Sale price¥6,980

Brazilian Dumortierite in Quartz 0.382ct Loose Stone Sale price¥9,800

アンデシン・ラブラドライト（通称名レインボームーンストーン） 0.177ctルース

Andesine Labradorite (commonly known as Rainbow Moonstone) 0.177ct loose Sale price¥8,800

Mint green sapphire 0.348ct loose Sale price¥9,800

Diaspore from Türkiye 0.636ct loose Sale price¥9,800

Montebrasite 0.373ct loose Sale price¥8,800

マダガスカル産アンデシン・ラブラドライト（通称名レインボームーンストーン） 0.618ctルース

Andesine Labradorite from Madagascar (commonly known as Rainbow Moonstone) 0.618ct loose Sale price¥5,980

Unheated silky pink sapphire from Vietnam 0.247ct loose Sale price¥8,800

Brazilian Medusa Quartz (Paraiba Quartz) 10.298ct loose Sale price¥7,980

Brazilian Medusa Quartz (Paraiba Quartz) 5.809ct loose Sale price¥6,980

Myanmar purple spinel 0.750ct loose Sale price¥9,800

[12/7 22:00] Brazilian Dumortierite in Quartz 16.250ct Loose Stone Sale price¥9,800

Tanzanian Chrome Tourmaline 0.164ct Loose Stone Sale price¥9,800

[12/7 22:00] American Peridot 0.385ct Loose Stone Sale price¥8,800

[12/9 22:00] Brazilian Lavender Quartz (Scorolite) 0.994ct Loose Stone Sale price¥8,800

Synthetic quartz 0.430ct loose stone (synthetic green quartz) Sale price¥6,980

[12/10 22:00 Sale] Indian Moonstone 6.1mm/0.878ct Loose Stone (Rose Cut) Sale price¥8,800

Dendritic Agate 31.019ct Ruth Japanese/German Sale price¥6,980

Australian boulder opal 6.980ct loose Sale price¥6,980

Labradorite Moonstone 1.598ct Loose Stone Japanese-German Sale price¥8,800

Brazilian Medusa Quartz (Paraiba Quartz) 3.919ct loose Sale price¥6,980

KARATZ Custom Made

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.

KARATZ・Five Commitments

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.