Sri Lankan Chrysoberyl Cat's Eye 1.514ct Loose Stone
Sale price¥5,980
Sri Lankan Chrysoberyl Cat's Eye 1.074ct Loose Stone
Sale price¥4,980
Almandine Garnet 1.471ct Loose Stone
Sale price¥14,800
Almandine Garnet 1.388ct Loose Stone
Sale price¥11,800
Almandine Garnet 1.988ct Loose Stone
Sale price¥16,800
Almandine Garnet 1.485ct Loose Stone
Sale price¥15,800
Almandine Garnet 1.058ct Loose Stone
Sale price¥12,800
Tanzanian Kornerupine Cat's Eye 1.608ct Loose Stone
Sale price¥6,980
Indian Moonstone 8mm/1.879ct Loose
Sale price¥6,980
Ceylon ice blue sapphire, 1.134 ct, loose, with gemological report
Sale price¥45,800
1.841ct Loose Tanzanian Zircon with Certificate of Authenticity
Sale price¥18,800
Tanzanian Orange Zircon 1.305ct Loose Stone with Appraisal Report
Sale price¥13,800
Australian Rainbow Lattice Sunstone 1.746ct Loose Stone
Sale price¥12,800
Sky blue topaz 1.719ct loose stone
Sale price¥8,800
Brazilian Bicolor Tourmaline 7.2mm/1.326ct Loose Stone
Sale price¥18,800
Namibian Green Tourmaline 7.0mm/1.206ct Loose Stone (Lagoon Tourmaline)
Sale price¥59,800
Synthetic Alexandrite, 1.381ct Loose
Sale price¥25,800
Synthetic Alexandrite 1.076ct Loose Stone
Sale price¥25,800
Madagascar Apatite Cat's Eye 1.734ct Loose Stone Nichisaiko
Sale price¥9,800
Mexican fire opal loose stone, 1.857 ct
Sale price¥25,800
Australian Black Opal 1.080ct Loose
Sale price¥39,800
[12551312] Zimbabwean Blue Apatite (UV Type) 1.312ct Loose Stone
Sale price¥8,800
Spessartite Garnet from Madagascar 1.053ct loose stone
Sale price¥29,800
Sri Lankan Star Sapphire 1.339ct Loose
Sale price¥12,800
Sri Lankan Star Sapphire 1.682ct Loose
Sale price¥12,800
Sri Lankan Star Sapphire 1.225ct Loose
Sale price¥12,800
Bicolor Zoisite 1.100ct Loose Stone (Bicolor Tanzanite)
Sale price¥18,800
Sky blue topaz 1.051ct loose stone
Sale price¥8,800
Bicolor tourmaline 1.329ct loose
Sale price¥9,800
Colombian Trapiche Emerald, 1.874ct Loose Stone with Certification
Sale price¥69,800
Loose 1.661 ct Malawi Moonstone
Sale price¥12,800
Loose 1.833ct Blue Zircon from Malawi (Malawi Zircon)
Sale price¥98,000
Malawi Moonstone 1.475ct Loose Stone
Sale price¥9,800
Synthetic Rutile 6.2mm/1.594ct Loose
Sale price¥15,800
Kochi Prefecture Deep Red Coral 1.975ct Loose Stone
Sale price¥18,800
Almandine Garnet 1.049ct Loose Stone
Sale price¥9,800
Mexican Opal 9.6mm/1.803ct Loose (Contralus Opal)
Sale price¥49,800
Sillimanite from Sri Lanka 1.704ct loose stone
Sale price¥18,800
Pink tourmaline 1.157ct loose stone
Sale price¥12,800
Brazilian Emerald Cat's Eye 1.022ct Loose Stone with Appraisal
Sale price¥12,800
Non-Oil Emerald 1.370ct Loose GIA
Sale price¥1,580,000
Pink tourmaline 6.1mm/1.031ct loose stone
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.