Cambodian colorless zircon 0.630ct loose stone
Sale price¥8,800
Australian Prehnite 0.707ct loose stone
Sale price¥6,980
Zimbabwean sphene 0.987ct loose stone
Sale price¥19,800
Zimbabwean sphene 0.704ct loose stone
Sale price¥14,800
Zimbabwean sphene 0.726ct loose stone
Sale price¥14,800
[Rouge Cut] Brazilian Dumortierite in Quartz 1.184ct Loose Stone
Sale price¥14,800
Zimbabwean sphene, 0.665ct loose stone
Sale price¥12,800
South African Sugilite 5.2mm/0.434ct Loose Stone (Rose Cut)
Sale price¥18,800
Zimbabwean sphene, 0.850ct loose gemstone
Sale price¥19,800
Zimbabwean sphene 0.751ct loose stone
Sale price¥16,800
Synthetic Alexandrite 5.7mm/0.827ct Loose Stone
Sale price¥19,800
Brazilian Indigolite Tourmaline 0.609ct Loose Stone JTL
Sale price¥25,800
Brazilian Imperial Topaz 0.563ct Loose Stone
Sale price¥15,800
Tanzanian Rhodolite Garnet 0.801ct Loose Stone
Sale price¥9,800
Tanzanian Rhodolite Garnet 5.1mm/0.656ct Loose Stone
Sale price¥8,800
Congo Pink Tourmaline 6.0mm/0.825ct Loose Stone
Sale price¥29,800
Congo Pink Tourmaline 5.9mm/0.798ct Loose Stone
Sale price¥25,800
Brazilian green tourmaline 0.755ct loose stone
Sale price¥18,800
0.333ct loose sapphire
Sale price¥8,800
Brazilian mint-colored emerald 0.945ct loose stone
Sale price¥25,800
[12560244] Bicolor Zoisite 0.508ct Loose Stone
Sale price¥7,980
Myanmar Leuco Garnet 4.0mm/0.371ct Loose Stone
Sale price¥39,800
Salt and Pepper Diamond 5.2mm/0.863ct Loose (Cabochon Cut)
Sale price¥98,000
Zimbabwean sphene 0.457ct loose stone
Sale price¥8,800
Zimbabwean sphene 0.393ct loose stone
Sale price¥8,800
Tibetan Andesine 1.449ct Loose Stone
Sale price¥9,800
Australian Prehnite 5.5mm/0.538ct Loose Stone
Sale price¥6,980
0.324ct loose pink sapphire from Madagascar
Sale price¥12,800
Madagascar sapphire 0.298ct loose stone
Sale price¥12,800
Madagascar sapphire 0.503ct loose stone
Sale price¥15,800
Brazilian Aquamarine 0.463ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.734ct Loose Stone
Sale price¥6,980
American Peridot 5.1mm/0.566ct Loose Stone
Sale price¥9,800
American Benitoite 0.296ct loose stone
Sale price¥148,000
Mexican Hyalite Opal 6.0mm/0.708ct Loose
Sale price¥25,800
Triphylite (Color Change Type) 0.467ct Loose Stone with Certificate
Sale price¥49,800
Bicolor sapphire 0.301ct loose
Sale price¥18,800
Sphene from Madagascar 0.556ct Loose Stone
Sale price¥9,800
Madagascar sphene 0.531ct loose stone
Sale price¥8,800
Colombian Euclase 0.817ct loose stone
Sale price¥29,800
Madagascar Purple Spinel 5.2mm/0.651ct Loose Stone
Sale price¥8,800
Afghanistan diaspore 0.215ct loose stone
Sale price¥12,800
Brazilian Green Tourmaline 0.561ct Loose Stone
Sale price¥25,800
Pakistani Lazurite (Azurite) 0.290ct loose stone
Sale price¥98,000
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.