[Takeshi Yamamoto] Brazilian rose quartz 41.633ct loose stone
Sale price¥59,800
[Takeshi Yamamoto] Brazilian Rock Crystal 12.725ct Loose
Sale price¥39,800
[Takeshi Yamamoto] Bicolor Smoky Quartz 10.674ct Loose Stone
Sale price¥39,800
[Takeshi Yamamoto] Brazilian Ametrine 29.930ct loose stone
Sale price¥79,800
[Takeshi Yamamoto] Brazilian Ametrine 24.465ct loose stone
Sale price¥98,000
[Takeshi Yamamoto] Rose quartz 25.017ct loose stone
Sale price¥59,800
[Takeshi Yamamoto] Ametrine 20.856ct loose stone
Sale price¥98,000
[Takeshi Yamamoto] Rock crystal 78.580ct loose stone
Sale price¥98,000
[Takeshi Yamamoto] Bicolor fluorite 15.624ct loose stone
Sale price¥45,800
[Mr. Takeshi Yamamoto] Rock crystal 43.123ct loose
Sale price¥25,800
[12556504] Rock crystal 8.455ct loose stone
Sale price¥39,800
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.