Brazilian Euclase 0.610ct loose
Sale price¥14,800
Bicolor grossular garnet 0.782ct loose
Sale price¥12,800
Myanmar star diopside 0.898ct loose
Sale price¥12,800
Green sapphire 0.607ct loose stone
Sale price¥12,800
Sri Lankan Golden Sapphire 0.649ct Loose
Sale price¥29,800
Synthetic sapphire 0.879ct loose stone (synthetic blue sapphire)
Sale price¥14,800
0.542ct Loose Leuco Garnet from Myanmar, with certificate
Sale price¥39,800
Cornell pin from Tanzania 0.523ct loose
Sale price¥7,980
Oregon Sunstone 0.976ct loose
Sale price¥18,800
Bicolor Andesine 6mm/0.756ct loose
Sale price¥12,800
Pink tourmaline 0.516ct loose
Sale price¥5,980
Bicolor Andesine 6mm/0.852ct loose (color shift)
Sale price¥12,800
Bicolor Andesine 6mm/0.824ct loose (color shift)
Sale price¥12,800
Bicolor Andesine 6mm/0.699ct loose (color shift)
Sale price¥12,800
Bicolor Andesine 6mm/0.783ct loose (color shift)
Sale price¥12,800
[12545123 published] Yellow Beryl 0.696ct loose
Sale price¥3,980
Pink zoisite from Tanzania 0.536ct loose Japanese German edition
Sale price¥39,800
Tanzanian Almandine Garnet 0.885ct Loose Stone
Sale price¥8,800
Oregon Sunstone from the United States, 0.530ct loose stone
Sale price¥15,800
Synthetic Moissanite 0.632ct loose stone (tie cut)
Sale price¥3,980
Synthetic Moissanite 0.509ct loose stone (tie cut)
Sale price¥3,980
Synthetic rutile 5.1mm/0.893ct loose stone
Sale price¥9,800
Brazilian rose amethyst 0.793ct loose stone
Sale price¥15,800
Madeira Citrine 7mm/0.938ct loose
Sale price¥3,980
Russian Phenakite 0.520ct Loose Stone
Sale price¥24,800
Tanzanian Rhodolite Garnet 5.3mm/0.903ct Loose Stone
Sale price¥9,800
Mozambique rubellite 0.814ct loose stone
Sale price¥39,800
Tanzanian Sunstone 0.980ct Loose Stone
Sale price¥9,800
American Peridot 0.635ct Loose Stone
Sale price¥12,800
Tanzanian Sunstone (Illusion Sunstone) 0.777ct Loose Stone
Sale price¥12,800
Mexican Hyalite Opal 0.743ct Loose
Sale price¥12,800
Tibetan Andesine 0.738ct Loose Stone
Sale price¥15,800
Brazilian pink tourmaline 0.577ct loose stone
Sale price¥18,800
Madagascar Apatite 6.0mm/0.901ct Loose Stone
Sale price¥9,800
Brazilian citrine 5.4mm/0.769ct loose stone
Sale price¥6,980
Madagascar Bicolor Sapphire 0.633ct Loose
Sale price¥39,800
Mozambique Rhodolite Garnet 0.835ct Loose Stone
Sale price¥12,800
Vietnamese aquamarine 0.729ct loose stone
Sale price¥8,800
Vietnamese aquamarine 0.574ct loose stone
Sale price¥8,800
Brazilian Medusa Quartz (Paraiba Quartz) 0.614ct Loose Stone
Sale price¥9,800
Madagascar Labradorite 0.546ct Loose Stone
Sale price¥7,980
0.903ct loose labradorite from Madagascar
Sale price¥9,800
Rhodolite Garnet 5.3mm/0.703ct Loose Stone
Sale price¥12,800
Tibetan Andesine 0.768ct Loose Stone
Sale price¥12,800
Prehnite 5.6mm/0.565ct loose
Sale price¥3,980
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.