Colombian Trapiche Emerald 0.422ct Loose
Sale price¥18,800
Colombian emerald 0.153ct rough stone
Sale price¥6,980
Mica in Quartz 0.710ct Loose
Sale price¥5,980
Ruby 0.528ct Loose Stone with Gem Identification Report
Sale price¥28,800
Unheated Brazilian Imperial Topaz (Sherry Color) 0.314ct Loose
Sale price¥22,800
Mica in Quartz 0.594ct loose stone
Sale price¥5,980
Benitoite 0.286ct loose
Sale price¥258,000
Oregon Sunstone 0.575ct loose
Sale price¥9,800
Sunstone (Illusion Sunstone) 0.553ct Loose
Sale price¥7,980
Brazilian Imperial Topaz 0.413ct Loose Stone
Sale price¥9,800
Brazilian Imperial Topaz 0.402ct Loose Stone
Sale price¥9,800
Lepidocrocite in quartz 0.308ct loose
Sale price¥6,980
Tanzanian Rhodolite Garnet 5.9mm/1.084ct Loose
Sale price¥12,800
Colombian emerald with pyrite 0.248ct rough stone
Sale price¥12,800
Brazilian Dumortierite in Quartz 0.387ct loose stone
Sale price¥3,980
Bicolor Grossular Garnet (Bicolor Tsavorite) from Kenya, 0.761 ct, Loose
Sale price¥22,800
Madagascar Pezzottaite 0.554ct loose stone
Sale price¥15,800
Green tourmaline 0.621ct loose stone
Sale price¥9,800
Green tourmaline 0.457ct loose stone
Sale price¥8,800
Zimbabwean Blue Apatite (UV Type) 0.539ct Loose
Sale price¥8,800
Zimbabwean Blue Apatite (UV type) 0.703ct loose stone
Sale price¥9,800
Zimbabwean Blue Apatite (UV type) 1.061ct loose stone
Sale price¥11,000
YAG (Yttrium Aluminum Garnet) 1.171ct loose stone
Sale price¥14,800
Oregon Sunstone 0.226ct loose
Sale price¥4,980
Uncut Zimbabwe Euclase 0.443ct
Sale price¥29,800
Brazilian Imperial Topaz 0.357ct Loose Stone
Sale price¥12,800
Brazilian Imperial Topaz 0.349ct Loose Stone
Sale price¥12,800
Mica in Quartz 0.760ct Loose
Sale price¥5,980
Mica in Quartz 0.588ct Loose Stone
Sale price¥5,980
Aquamarine 0.398ct loose stone
Sale price¥7,980
Brazilian Medusa Quartz (Paraiba Quartz) 0.400ct Loose
Sale price¥6,980
Sky blue topaz 0.563ct loose stone
Sale price¥5,980
Bicolor Zoisite 0.402ct loose stone
Sale price¥8,800
Bicolor tourmaline 0.548ct loose
Sale price¥6,980
Bicolor Paraiba tourmaline 2.477ct loose DGL version
Sale price¥298,000
Australian rainbow lattice sunstone 0.498ct loose
Sale price¥2,980
Australian rainbow lattice sunstone 0.449ct loose
Sale price¥4,980
Brazilian Blue Tourmaline 0.819ct Loose Stone
Sale price¥31,800
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.