Vietnam Aquamarine 5.1mm/0.457ct Loose Stone
Sale price¥6,980
Emerald 0.308ct loose stone
Sale price¥14,800
Colombian pyrite in emerald 6.415ct loose stone
Sale price¥298,000
Colombian oil-free emerald 0.290ct loose stone GIA
Sale price¥198,000
[Rouge cut] Morganite 2.059ct loose stone
Sale price¥8,800
Vietnam Yellow Beryl (Heliodor) 0.904ct Loose Stone
Sale price¥8,800
Vietnam Yellow Beryl (Heliodor) 0.911ct Loose Stone
Sale price¥8,800
Aventurine aquamarine 1.450ct loose
Sale price¥8,800
Emerald 0.310ct loose
Sale price¥12,800
Colombian mint color emerald 0.297ct loose stone
Sale price¥9,800
American Red Beryl 0.147ct Loose
Sale price¥39,800
American Red Beryl 0.132ct Loose
Sale price¥33,800
Colombian Trapiche Emerald 0.488ct Loose
Sale price¥25,800
Vietnam Aquamarine 0.398ct Loose
Sale price¥6,980
Vietnam Aquamarine 0.461ct Loose Stone
Sale price¥5,980
Vietnam Aquamarine 0.494ct Loose Stone
Sale price¥8,800
Colombian emerald cat's eye 0.138ct loose
Sale price¥17,800
Morganite 0.379ct loose stone
Sale price¥8,800
Colombian pyrite emerald 3.817ct loose stone
Sale price¥79,800
American red beryl 0.160ct loose
Sale price¥98,000
Mozambique Aquamarine 0.216ct Loose Stone
Sale price¥6,980
Mozambique Aquamarine 0.292ct Loose Stone
Sale price¥6,980
Mozambique Aquamarine 0.337ct Loose Stone
Sale price¥6,980
Colombian mint color emerald 0.294ct loose stone
Sale price¥9,800
Colombian mint color emerald 0.158ct loose stone
Sale price¥5,980
Colombian mint color emerald 0.136ct loose stone
Sale price¥6,980
Colombian mint color emerald 0.155ct loose stone
Sale price¥7,980
Colombian Trapiche Emerald 0.422ct Loose
Sale price¥22,800
Colombian Trapiche Emerald 0.746ct Loose
Sale price¥39,800
Colombian emerald 0.153ct rough stone
Sale price¥7,980
Colombian emerald 0.202ct rough stone
Sale price¥9,800
Colombian emerald 0.499ct rough stone
Sale price¥15,800
Colombian emerald 0.443ct rough stone
Sale price¥9,800
Benitoite 0.272ct loose stone (emerald cut)
Sale price¥248,000
Colombian emerald 0.145ct loose stone with precious stone
Sale price¥39,800
Colombian emerald 0.167ct loose stone with jewel
Sale price¥49,800
Colombian emerald 0.111ct loose stone with precious stone
Sale price¥29,800
Aquamarine 0.327ct loose stone
Sale price¥9,800
Diamond 0.042ct loose (VS class equivalent, emerald cut)
Sale price¥8,800
Colombian emerald 0.345ct loose stone (silky type)
Sale price¥15,800
Colombian emerald 0.512ct loose stone (silky type)
Sale price¥14,800
Colombian pyrite-mica emerald 0.844ct loose stone
Sale price¥35,800
Colombian pyrite-mica emerald 0.815ct loose stone
Sale price¥39,800
Colombian Trapiche Emerald 0.317ct Rough Stone
Sale price¥19,800
Colombian Trapiche emerald 0.424ct rough 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.