Brazilian rhodonite 3.224ct loose stone
Sale price¥98,000
Czech Aragonite 8.0mm/2.082ct Loose Stone
Sale price¥69,800
Brazilian Rubellite 3.845ct loose stone
Sale price¥198,000
Spanish Sphalerite 8mm/2.796ct loose stone
Sale price¥69,800
Mozambique rubellite 2.752ct loose stone
Sale price¥69,800
Mozambique Rubellite 2.141ct Loose Stone
Sale price¥69,800
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
Spanish Sphalerite 2.726ct loose stone
Sale price¥39,800
Spanish bicolor sphalerite 3.504ct loose stone
Sale price¥38,800
Pakistani Aragonite 4.782ct loose stone
Sale price¥14,800
Pakistani Aragonite 3.086ct loose stone
Sale price¥9,800
Pakistani Aragonite 2.879ct loose stone
Sale price¥8,800
Pakistani Aragonite 2.544ct loose stone
Sale price¥7,980
Brazilian Dumortierite in Quartz 2.714ct loose stone
Sale price¥24,800
Kunzite from Afghanistan 9.5mm/3.508ct loose stone
Sale price¥9,800
Brazilian Sky Blue Topaz (untreated) 2.116ct loose stone
Sale price¥15,800
Colombian pyrite-mica emerald 3.208ct loose stone
Sale price¥228,000
Mexican Cantera Opal 4.835ct Loose
Sale price¥19,800
Synthetic Moissanite 10mm/4.121ct Loose Stone (Portuguese Cut)
Sale price¥19,800
Brazilian Dolomite 4.070ct Loose Stone, Japan-Germany Mirror
Sale price¥98,000
Tanzanian bicolor tanzanite rough stone 2.750ct
Sale price¥9,800
Sri Lankan glass body (sapphire crystal) 2.754ct rough stone
Sale price¥8,800
Sri Lankan glass body (sapphire crystal) 4.150ct rough stone
Sale price¥9,800
Sri Lankan glass body (sapphire crystal) 4.669ct rough stone
Sale price¥9,800
Sri Lankan glass body (sapphire crystal) 4.126ct rough stone
Sale price¥8,800
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
Mexican Cantera Opal 3.297ct Loose
Sale price¥29,800
Almandine garnet 2.421ct loose
Sale price¥18,800
3.324ct Tanzanian Purple Zoisite Rough Stone
Sale price¥6,980
Tanzania Bicolor Pink Zoisite 4.037ct Rough Stone
Sale price¥12,800
Tanzania Purple Zoisite Rough Stone 2.590ct
Sale price¥9,800
Sri Lankan Enstatite 2.567ct Loose Stone, Japan-Germany Exchange
Sale price¥19,800
Brazilian Dendritic Agate 2.788ct Loose Stone
Sale price¥9,800
Brazilian Dendritic Agate 3.575ct Loose Stone
Sale price¥9,800
[Rouge cut] Morganite 2.059ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 2.101ct 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.