Australian Opal 0.760ct Loose
Sale price¥12,800
Zoisite 1.290ct loose stone
Sale price¥19,800
Brazilian Paraiba tourmaline in quartz 0.871ct loose
Sale price¥18,800
Tanzanian Kornerupine Cat's Eye 1.331ct Loose Stone
Sale price¥7,980
Lepidocrocite in Quartz 0.768ct Loose
Sale price¥8,800
Bloodshot Iolite Sunstone 2.121ct Loose
Sale price¥14,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.405ct Loose Stone
Sale price¥8,800
Synthetic Spinel 1.668ct Loose Stone (Synthetic Blue Spinel)
Sale price¥15,800
Moss Agate 1.056ct loose
Sale price¥9,800
Moss Agate 0.771ct loose
Sale price¥6,980
[Koshu precious stone cutter pluethree] Colombian emerald 2.018ct loose
Sale price¥98,000
Brazilian Medusa Quartz (Paraiba Quartz) 1.317ct loose
Sale price¥24,800
Brazilian lepidocrocite in quartz 0.992ct loose
Sale price¥4,980
Australian rainbow lattice sunstone 0.587ct loose
Sale price¥6,980
Tanzanian Kornerupine Cat's Eye 0.866ct 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.