Purple spinel 0.520ct loose
Sale price¥6,980
Violet spinel 0.642ct loose
Sale price¥6,980
Violet spinel 0.472ct loose
Sale price¥8,800
Yellow tourmaline 0.277ct loose
Sale price¥6,980
Green tourmaline 0.559ct loose
Sale price¥6,980
Pink tourmaline 0.632ct loose
Sale price¥9,800
Mexican Hyalite Opal 0.774ct Loose (Faceted Cut)
Sale price¥8,800
Tanzanian Yellow Scapolite 1.780ct Loose
Sale price¥8,800
Mexican Cantera Opal 5.410 ct Loose Stone
Sale price¥9,800
Afghanite 0.447ct loose stone from Afghanistan, Japan-Germany
Sale price¥5,980
Ceylon Blue Sapphire (Ice Blue) 0.289ct Loose
Sale price¥9,800
0.354ct Unheated Star Sapphire Loose Stone from Sri Lanka
Sale price¥6,980
Unheated Sri Lankan Star Sapphire 0.361ct Loose
Sale price¥6,980
Loose 0.485 ct Sri Lankan Blue Sapphire
Sale price¥9,800
Brazilian Morganite 0.460ct Loose
Sale price¥6,980
Brazilian Aventurine Aquamarine 4.2mm/0.239ct Loose Stone
Sale price¥8,800
Tanzanian Rhodolite Garnet 0.609ct Loose Gemstone
Sale price¥8,800
Peruvian Bicolor Blue Opal 4.379 ct Loose Gemstone
Sale price¥6,980
Iolite Sunstone from India 0.472ct Loose Gemstone
Sale price¥5,980
Unheated Sri Lankan star sapphire 3.9mm/0.499ct loose gemstone
Sale price¥8,800
Untreated green tourmaline from Brazil, 0.596 ct, loose
Sale price¥9,800
0.281ct Tanzanian Yellow Sapphire Loose Gemstone
Sale price¥6,980
Namibian Hemimorphite 0.697ct Loose Stone
Sale price¥7,980
Namibian Hemimorphite 0.615ct Loose Stone
Sale price¥7,980
Nepalese bicolor kyanite 0.987ct loose stone
Sale price¥9,800
Nepalese Bicolor Kyanite 6.3mm/0.903ct Loose Stone
Sale price¥9,800
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
Moss Agate 0.771ct loose
Sale price¥6,980
Moss Agate 1.115ct loose
Sale price¥8,800
Sunstone (Illusion Sunstone) 1.908ct loose
Sale price¥8,800
Mexican Opal 0.502ct Loose (Faceted Cut)
Sale price¥9,800
Strawberry quartz from Kazakhstan 0.915ct loose
Sale price¥6,980
Cambodian Blue Zircon 0.348ct Loose Stone
Sale price¥6,980
Tanzanian Kornerupine Cat's Eye 1.331ct Loose Stone
Sale price¥5,980
Brazilian Apatite in Jasper 1.477ct Loose Stone
Sale price¥5,980
Brazilian Imperial Topaz 0.153ct Loose
Sale price¥5,980
Mica in Quartz 0.864ct Loose Stone
Sale price¥5,980
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.