Red beryl 0.109ct loose
Sale price¥18,800
Red beryl 0.098ct loose
Sale price¥18,800
Red beryl 0.310ct loose
Sale price¥39,800
Bicolor Benitoite 0.067ct loose
Sale price¥25,800
Oregon Sunstone 2.120ct loose
Sale price¥25,800
Peach benitoite 0.135ct loose Japanese-German book (orange/blue)
Sale price¥158,000
Bicolor Benitoite 0.624ct Loose Japanese-German Edition
Sale price¥188,000
Red beryl 0.187ct loose
Sale price¥29,800
Red beryl 0.166ct loose
Sale price¥49,800
Benitoite 0.091ct loose
Sale price¥22,800
Red beryl 0.096ct loose
Sale price¥22,800
Red beryl 0.079ct loose
Sale price¥18,800
Sealight 2.737ct loose
Sale price¥22,800
American Benitoite 2.8mm/0.104ct Loose Stone
Sale price¥28,800
American Benitoite 0.100ct Loose Stone (Emerald Cut)
Sale price¥32,800
Oregon Sunstone from the United States 1.203ct loose stone
Sale price¥9,800
American Benitoite 0.158ct loose stone
Sale price¥59,800
American Benitoite 0.296ct loose stone
Sale price¥148,000
Pt950 American Benitoite 0.14ct / Diamond 0.22ct Ring
Sale price¥98,000
American Red Beryl 0.217ct Loose
Sale price¥49,800
Oregon Sunstone from the United States 8.0mm/1.835ct loose stone
Sale price¥22,800
American Benitoite 0.167ct loose stone
Sale price¥59,800
American Benitoite 0.150ct loose stone (emerald cut)
Sale price¥69,800
American Benitoite 3.1mm/0.129ct loose stone
Sale price¥59,800
American Benitoite 0.058ct loose stone (princess cut)
Sale price¥15,800
American Benitoite 0.051ct loose stone (princess cut)
Sale price¥15,800
Oregon Sunstone from the United States 1.951ct loose stone
Sale price¥12,800
Oregon Sunstone from the United States 0.605ct loose stone
Sale price¥8,800
American oil-free red beryl 0.21ct loose GIA
Sale price¥188,000
American Red Beryl 0.104ct Loose
Sale price¥15,800
Oregon Sunstone from the United States 1.930ct loose stone
Sale price¥18,800
American Red Beryl 0.254ct Loose
Sale price¥59,800
American Red Beryl 0.260ct Loose
Sale price¥69,800
American Axinite 2.10ct loose stone
Sale price¥9,800
American Axinite 1.630ct loose stone
Sale price¥7,980
Oregon Sunstone from the United States 0.596ct loose stone
Sale price¥12,800
American Red Beryl 0.200ct Loose (Heart Shape) Nikkeikan
Sale price¥35,800
American Red Beryl 0.252ct Loose
Sale price¥39,800
American Benitoite 3.5mm/0.192ct Loose Stone (Contains Minerals)
Sale price¥69,800
Oregon Sunstone from the United States 0.276ct loose stone
Sale price¥7,980
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.