1.476ct loose sphalerite from Spain
Sale price¥29,800
Tanzanian Dragon Garnet 0.977ct Loose Stone
Sale price¥27,800
Colombian mint-colored emerald 0.214ct loose stone
Sale price¥8,800
Congo Pink Tourmaline 5.0mm/0.463ct Loose Stone
Sale price¥24,800
Brazilian Dumortierite in Quartz 0.978ct Loose Stone
Sale price¥12,800
Brazilian Bicolor Imperial Topaz 0.981ct Loose Stone
Sale price¥79,800
Cornflower blue sapphire 0.490ct loose stone
Sale price¥98,000
Colombian mint-colored emerald, 4.3mm/0.306ct loose stone
Sale price¥8,800
Myanmar Leuco Garnet 4.0mm/0.371ct Loose Stone
Sale price¥39,800
Sri Lankan Yellow Sapphire 0.300ct Loose
Sale price¥15,800
American Peridot 0.458ct Loose Stone
Sale price¥6,980
Brazilian Aquamarine 0.627ct Loose Stone
Sale price¥6,980
Madagascar sapphire 0.503ct loose stone
Sale price¥15,800
Brazilian Aquamarine 0.287ct Loose Stone
Sale price¥6,980
Brazilian Aquamarine 0.463ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.643ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.511ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.734ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 4.5mm/0.394ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.380ct Loose Stone
Sale price¥5,980
Tanzanian Rhodolite Garnet 0.336ct Loose Stone
Sale price¥6,980
American Peridot 5.1mm/0.566ct Loose Stone
Sale price¥9,800
American Peridot 4.9mm/0.488ct Loose Stone
Sale price¥8,800
American Peridot 4.5mm/0.370ct Loose Stone
Sale price¥8,800
Tanzanian Brown Zircon 0.642ct Loose Stone
Sale price¥8,800
Mongolian Andesine 0.822ct Loose Stone
Sale price¥9,800
Tanzanian Kornerupine Cat's Eye 0.816ct Loose Stone
Sale price¥6,980
Zimbabwean Euclase 0.580ct Rough Stone
Sale price¥34,800
Orange calcite 0.740ct loose stone by Nikkei
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.320ct Loose
Sale price¥15,800
Mexican Hyalite Opal 0.942ct Loose
Sale price¥9,800
Pakistani Axinite (Blue Tint) 0.815ct Loose Stone
Sale price¥45,800
Triphylite (Color Change Type) 0.467ct Loose Stone with Certificate
Sale price¥49,800
Brazilian pink tourmaline 0.781ct loose stone
Sale price¥9,800
Sphene from Madagascar 0.556ct Loose Stone
Sale price¥9,800
0.827ct Loose Brazilian Swiss Blue Topaz
Sale price¥8,800
Brazilian Swiss Blue Topaz 0.890ct Loose
Sale price¥8,800
Brazilian Blue Topaz 0.766ct Loose Stone
Sale price¥6,980
Brazilian Aquamarine 0.474ct Loose Stone
Sale price¥12,800
Vietnam Aquamarine 0.586ct Loose
Sale price¥12,800
Synthetic Alexandrite 0.560ct loose stone
Sale price¥14,800
Brazilian Green Tourmaline 0.561ct Loose Stone
Sale price¥25,800
Ethiopian Sunstone 0.661ct Loose
Sale price¥9,800
Cambodian Zircon 1.547ct Loose Stone
Sale price¥22,800
Brazilian Green Tourmaline 1.431ct Loose Stone
Sale price¥12,800
Pakistani Axinite 0.500ct loose stone (green tint)
Sale price¥12,800
Pakistani Axinite 1.190ct loose stone (green tint)
Sale price¥39,800
Madagascar Purple Sapphire 4.5mm/0.393ct Loose Stone
Sale price¥18,800
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.