Brazilian Blue Tourmaline in Quartz 4.256ct Loose Stone
Sale price¥19,800
Brazilian Blue Tourmaline in Quartz 3.379ct Loose Stone
Sale price¥15,800
Brazilian Black Garden Quartz 4.278ct Loose Stone
Sale price¥12,800
Bicolor Tourmaline 9.0mm/2.507ct Loose
Sale price¥29,800
Green tourmaline 3.334ct loose
Sale price¥25,800
[Dandelion cut] Synthetic rutile 7.5mm/2.630ct loose
Sale price¥39,800
Sri Lankan Ratotta Topaz 4.170ct Loose (White Topaz)
Sale price¥7,980
[Rouge cut] Almandine garnet 4.632ct loose
Sale price¥14,800
[Rouge cut] Almandine garnet 3.214ct loose
Sale price¥15,800
[Rouge cut] Almandine garnet 2.661ct loose
Sale price¥12,800
Almandine garnet 2.964ct loose
Sale price¥12,800
Brazilian Dumortierite in Quartz 3.009ct Loose Stone
Sale price¥29,800
Brazilian Dumortierite in Quartz 2.282ct Loose Gemstone
Sale price¥18,800
Synthetic Blue Sapphire 2.012ct Loose (Synthetic Sapphire)
Sale price¥25,800
British Rogerley Fluorite 3.750 ct loose stone
Sale price¥8,800
Australian Prehnite 2.051ct loose stone
Sale price¥8,800
Tanzanian bicolor zoisite 2.322ct loose stone
Sale price¥69,800
Synthetic rutile 2.462ct loose stone
Sale price¥25,800
Australian Prehnite 2.666ct loose stone
Sale price¥12,800
Tanzanian Rhodolite Garnet 2.370 ct Loose Stone
Sale price¥19,800
Cambodian Zircon 2.495ct Loose
Sale price¥22,800
Colombian pyrite emerald 2.380ct rough stone
Sale price¥39,800
Zambian bicolor tourmaline 4.142ct loose stone
Sale price¥98,000
Green tourmaline 2.007ct loose
Sale price¥29,800
Australian Prehnite 2.779 ct Loose Stone
Sale price¥12,800
Tanzanian Rhodolite Garnet 9.2mm/4.174ct Loose Stone
Sale price¥29,800
Tanzanian Rhodolite Garnet 9.3mm/4.393ct Loose Stone
Sale price¥29,800
Labradorite (Spectrolite) from Finland 4.747ct loose
Sale price¥5,980
Pyrite in quartz 3.492ct loose
Sale price¥8,800
Kazakhstan Golden Hill Turquoise 2.314ct Loose Stone
Sale price¥7,980
Oregon Sunstone from the USA, 2.128 ct loose stone
Sale price¥22,800
Bulgarian green sphalerite 9.2mm/3.608ct loose Japanese-German edition
Sale price¥398,000
Indian bag site 2.218ct loose
Sale price¥7,980
Indian bag site 2.206ct loose
Sale price¥7,980
Indian bag site 2.010ct loose
Sale price¥6,980
Ubaite/dravite tourmaline 3.157ct rough stone
Sale price¥6,980
Tanzanian Bicolor Grossular Garnet 2.997ct Loose Stone
Sale price¥69,800
Zimbabwean sphene, 2.067ct loose
Sale price¥59,800
Zimbabwean Sphene 2.520ct Loose Gemstone
Sale price¥59,800
3.583ct Australian Black Opal Loose Stone (Double Sided)
Sale price¥29,800
Brazilian green tourmaline 4.345ct loose stone
Sale price¥69,800
Tanzanite from Tanzania 2.777ct loose stone
Sale price¥98,000
Sri Lankan Twin Star Sapphire 3.928ct Loose
Sale price¥128,000
Brazilian Pyrite in Quartz 4.153ct Loose Stone
Sale price¥11,000
Dendritic Agate 2.964ct loose
Sale price¥8,800
Brazilian kyanite in quartz 4.770ct loose
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.