Bicolor Tourmaline 0.649ct Loose Stone, Japan-Germany
Sale price¥9,800
Scapolite 0.587ct loose stone from Japan and Germany
Sale price¥8,800
Brazilian lepidocrocite in quartz 0.992ct loose
Sale price¥4,980
Australian rainbow lattice sunstone 0.587ct loose
Sale price¥6,980
American Herkimer Diamond (Rock Crystal) 5.5mm/0.534ct Loose
Sale price¥8,800
American Herkimer Diamond (Rock Crystal) 5.3mm/0.594ct Loose
Sale price¥8,800
Tanzanian Kornerupine Cat's Eye 0.866ct Loose Stone
Sale price¥5,980
Tanzanian Kornerupine Cat's Eye 0.725ct Loose Stone
Sale price¥4,980
Brazilian Paraiba tourmaline in quartz 0.819ct loose
Sale price¥15,800
Australian Rainbow Lattice Sunstone 0.865ct Loose
Sale price¥6,980
Pink spinel 5.2mm/0.517ct loose stone
Sale price¥6,980
Pink spinel 5.2mm/0.573ct loose stone
Sale price¥6,580
Russian emerald 0.712ct loose
Sale price¥59,800
Montana Sapphire 0.515ct loose (bicolor sapphire)
Sale price¥19,800
Montana Sapphire 0.561ct loose (bicolor sapphire)
Sale price¥22,800
Oregon Sunstone 0.551ct loose
Sale price¥9,800
Spanish Andalusite 0.645ct loose stone
Sale price¥8,800
Lazurite in quartz from Madagascar 0.990ct loose
Sale price¥14,800
Myanmar Violet Spinel 0.776ct Loose
Sale price¥12,800
Pink tourmaline 0.656ct loose
Sale price¥8,800
Tourmaline 0.731ct loose
Sale price¥6,980
Mexican Fire Opal 0.564ct Loose (Faceted Cut)
Sale price¥15,800
Cambodian blue zircon (Ratanakiri blue) 0.615ct loose
Sale price¥8,800
Purple spinel 0.520ct loose
Sale price¥8,800
Violet spinel 0.642ct loose
Sale price¥8,800
Pakistani Oil in Quartz 0.651ct Loose Stone
Sale price¥9,800
Pakistani oil-in quartz 0.595ct loose
Sale price¥8,800
Sinhalite from Sri Lanka 0.649ct loose
Sale price¥8,800
Oregon Sunstone 0.846ct loose
Sale price¥9,800
Oregon Sunstone 0.852ct loose
Sale price¥8,800
Mexican Opal 0.502ct Loose (Faceted Cut)
Sale price¥12,800
Mexican Opal 0.790ct Loose (Contrarus Opal, Faceted Cut)
Sale price¥18,800
Lepidocrocite in quartz 0.797ct loose
Sale price¥6,980
Twin chrysoberyl cat's eye 0.591ct loose
Sale price¥69,800
Rubellite 0.549ct loose
Sale price¥19,800
Pink tourmaline 0.669ct loose
Sale price¥9,800
Green tourmaline 0.559ct loose
Sale price¥6,980
Pink tourmaline 0.632ct loose
Sale price¥9,800
Aventurine aquamarine 0.840ct loose
Sale price¥8,800
Oregon Sunstone 0.513ct loose
Sale price¥6,980
Mexican Hyalite Opal 0.774ct Loose (Faceted Cut)
Sale price¥8,800
Bicolor star sapphire from Myanmar 0.920ct loose
Sale price¥39,800
Gray diamond 0.618ct loose
Sale price¥128,000
Brazilian dumortierite in quartz 6mm/0.852ct loose
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.