Sri Lankan Green Zircon 4.6mm/0.543ct Loose Stone
Sale price¥8,800
Brazilian Madeira Citrine 0.867ct Loose Stone
Sale price¥9,800
Brazilian Madeira Citrine 0.602ct Loose Stone
Sale price¥8,800
Brazilian Madeira Citrine 0.672ct Loose Stone
Sale price¥6,980
Brazilian Madeira Citrine 4.7mm/0.414ct Loose Stone
Sale price¥8,800
Brazilian Madeira Citrine 0.489ct Loose Stone
Sale price¥7,980
Spanish Andalusite 0.478ct loose stone
Sale price¥6,980
Spanish Andalusite 0.371ct loose stone
Sale price¥6,980
Spanish Andalusite 0.674ct loose stone
Sale price¥8,800
Spanish Andalusite 0.394ct loose stone
Sale price¥8,800
Tanzanian Rhodolite Garnet 0.627ct Loose Stone
Sale price¥8,800
Sunstone 0.418ct loose stone
Sale price¥5,980
Andesine Labradorite (commonly known as Rainbow Moonstone) 0.568ct loose
Sale price¥12,800
Pakistani Lazurite (Azurite) 4.1mm/0.318ct Loose Stone
Sale price¥59,800
Mexican fire opal (faceted cut) 0.387ct loose stone
Sale price¥14,800
Madagascar Blue Sapphire (Ice Blue) 0.584ct Loose
Sale price¥19,800
Purple Apatite 0.896ct Loose Stone with Certificate of Authenticity
Sale price¥11,000
Purple Apatite 0.993ct Loose Stone with Certificate of Authenticity
Sale price¥9,800
Purple Apatite 0.769ct Loose Stone with Certificate of Authenticity
Sale price¥8,800
Tanzanite from Tanzania 4.9mm/0.531ct loose stone
Sale price¥12,800
Ethiopian Sunstone 5.1mm/0.468ct Loose
Sale price¥9,800
Brazilian Dendritic Agate 0.629ct Loose Stone
Sale price¥7,980
Brazilian Dendritic Agate 0.735ct Loose Stone
Sale price¥7,980
Brazilian Green Tourmaline 0.831ct Loose Stone
Sale price¥25,800
Brazilian Green Tourmaline 4.1mm/0.259ct Loose Stone
Sale price¥12,800
Nigerian Morganite 0.381ct loose stone
Sale price¥5,980
Tanzanite 0.513ct loose stone (sugarloaf cut) from Tanzania
Sale price¥9,800
Yellow sapphire from Sri Lanka 0.375ct loose
Sale price¥12,800
Australian Rainbow Lattice Sunstone 1.231ct Loose Stone
Sale price¥19,800
Australian Rainbow Lattice Sunstone 0.879ct Loose Stone
Sale price¥9,800
Canadian Shortite 0.423ct Loose Stone, Japan-Germany Mirror
Sale price¥69,800
Brown diamond 0.554ct loose (cabochon cut, SI class equivalent)
Sale price¥69,800
Brazilian Pink Tourmaline 0.772ct Loose Stone
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.557ct Loose
Sale price¥12,800
Sri Lankan Star Sapphire 5.0mm/0.892ct Loose Stone
Sale price¥9,800
Tanzanian bicolor sapphire 0.707ct loose stone
Sale price¥18,800
Tanzanian bicolor sapphire 0.571ct loose stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 0.295ct Loose Stone
Sale price¥14,800
Madagascar White Sapphire 0.485ct Loose
Sale price¥19,800
Sri Lankan Andalusite 0.750ct loose stone
Sale price¥12,800
Oregon Sunstone from the United States 0.554ct loose stone
Sale price¥7,980
Pakistani Axinite (Green Tint) 1.003ct Loose Stone
Sale price¥35,800
Sri Lankan Star Sapphire 0.753ct Loose
Sale price¥8,800
Sri Lankan Star Sapphire 0.681ct Loose
Sale price¥8,800
Sri Lankan Star Sapphire 5.0mm/0.897ct Loose Stone
Sale price¥8,800
Sri Lankan Star Sapphire 0.796ct Loose
Sale price¥9,800
Madagascar sphene 0.790ct loose stone
Sale price¥9,800
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.