Brazilian citrine 5.4mm/0.769ct loose stone
Sale price¥6,980
Brazilian citrine 1.125ct loose stone
Sale price¥9,800
Brazilian citrine 1.962ct loose stone
Sale price¥9,800
Brazilian citrine 1.659ct loose stone
Sale price¥9,800
Brazilian citrine 1.644ct loose stone
Sale price¥9,800
Madagascar Bicolor Sapphire 0.633ct Loose
Sale price¥39,800
Moldavite from the former Czechoslovakia, 0.090ct loose stone
Sale price¥9,800
Mexican Opal (Faceted) 0.242ct Loose
Sale price¥8,800
0.424ct Indian Chrysoberyl Loose Stone (Canary Yellow)
Sale price¥15,800
Russian Demantoid Garnet (Horsetail) 2.5mm/0.079ct Loose Stone
Sale price¥12,800
Pakistani sphene 0.489ct loose stone
Sale price¥11,000
Pakistani sphene 0.396ct loose stone
Sale price¥9,800
Synthetic rutile 1.362ct loose stone
Sale price¥15,800
Zimbabwean sphene 0.987ct loose stone
Sale price¥19,800
Zimbabwean sphene 0.978ct loose stone
Sale price¥18,800
Zimbabwean sphene 0.704ct loose stone
Sale price¥14,800
Zimbabwean sphene 0.990ct loose stone
Sale price¥12,800
Zimbabwean sphene 0.726ct loose stone
Sale price¥14,800
Zimbabwean sphene 0.665ct loose stone
Sale price¥12,800
Zimbabwean sphene 1.057ct loose stone
Sale price¥22,800
Zimbabwean sphene 0.756ct loose stone
Sale price¥18,800
Zimbabwean sphene 0.850ct loose stone
Sale price¥19,800
Zimbabwean sphene 1.170ct loose stone
Sale price¥22,800
Zimbabwean sphene 0.751ct loose stone
Sale price¥16,800
Brazilian Bicolor Beryl 0.556ct Loose Stone
Sale price¥29,800
Spanish Sphalerite 6.5mm/1.375ct Loose Stone
Sale price¥19,800
Brazilian Imperial Topaz 0.563ct Loose Stone
Sale price¥15,800
1.476ct loose sphalerite from Spain
Sale price¥29,800
Sri Lankan Yellow Sapphire 0.300ct Loose
Sale price¥15,800
Zimbabwean sphene 0.457ct loose stone
Sale price¥8,800
Zimbabwean sphene 0.393ct loose stone
Sale price¥8,800
Zimbabwean sphene 4.0mm/0.276ct loose stone
Sale price¥6,980
Ethiopian Opal 6.6mm/0.635ct Loose
Sale price¥9,800
0.327ct loose yellow sapphire from Madagascar
Sale price¥12,800
Madagascar sphene 0.803ct loose stone
Sale price¥19,800
Orange calcite 0.740ct loose stone by Nikkei
Sale price¥9,800
Bicolor Fluorite 24.682ct Loose
Sale price¥29,800
Sri Lankan Yellow Sapphire 0.320ct Loose
Sale price¥15,800
Yellow Diamond (Cabochon Cut) 0.237ct Loose
Sale price¥35,800
Yellow Diamond (Cabochon Cut) 0.176ct Loose
Sale price¥29,800
Spanish Sphalerite 5.6mm/0.841ct loose stone
Sale price¥12,800
Spanish Sphalerite 12.5mm/9.860ct Loose Stone
Sale price¥98,000
Madagascar Iolite 3.129ct loose stone
Sale price¥39,800
Cambodian Zircon 1.547ct Loose Stone
Sale price¥22,800
Oregon Sunstone from the United States 1.951ct 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.