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
Chrysoberyl cat's eye 1.088ct loose stone
Sale price¥8,800
Colombian Trapiche Emerald 0.317ct Rough Stone
Sale price¥19,800
Colombian Trapiche emerald 0.424ct rough stone
Sale price¥39,800
Colombian Trapiche emerald 0.611ct rough stone
Sale price¥69,800
Colombian Trapiche emerald 0.418ct rough stone
Sale price¥39,800
Brazilian Aquamarine 0.874ct Loose Stone (Phantom Cut)
Sale price¥8,800
Non-Oil Emerald 1.370ct Loose GIA
Sale price¥1,580,000
Colombian Trapiche Emerald (Reverse Trapiche) 0.073ct Rough Stone
Sale price¥8,800
Colombian trapiche emerald (reverse trapiche) 0.078ct rough stone
Sale price¥7,980
Colombian trapiche emerald (reverse trapiche) 0.152ct rough stone
Sale price¥17,800
Colombian Trapiche Emerald (Reverse Trapiche) 0.111ct Rough Stone
Sale price¥12,800
Colombian Trapiche Emerald (Reverse Trapiche) 0.183ct Rough Stone
Sale price¥18,800
Brazilian Morganite 3.929ct loose stone
Sale price¥19,800
Brazilian Morganite 7.339ct loose stone
Sale price¥39,800
Colombian emerald with pyrite 0.248ct rough stone
Sale price¥12,800
Non-Oil Emerald 0.555ct Loose Stone by Nikkei
Sale price¥288,000
Colombian oil-free emerald 0.310ct loose stone
Sale price¥298,000
Aquamarine 0.398ct loose stone
Sale price¥8,800
Aquamarine 0.568ct loose stone
Sale price¥6,980
American Red Beryl 0.109ct Loose
Sale price¥29,800
American red beryl 0.143ct loose
Sale price¥35,800
Aventurine aquamarine 1.143ct loose
Sale price¥9,800
Aventurine aquamarine 0.774ct loose
Sale price¥8,800
Aventurine aquamarine 0.720ct loose
Sale price¥6,980
Aventurine aquamarine 0.288ct loose
Sale price¥6,980
Aquamarine 0.519ct loose
Sale price¥8,800
[Clover in cut] Emerald 9mm/2.498ct {Collaboration} Loose with patch
Sale price¥98,000
[Koshu precious stone cutter pluethree] Colombian emerald 2.018ct loose
Sale price¥98,000
Aquamarine in quartz 18.954ct rough stone
Sale price¥15,800
Brazilian Santa Maria Aquamarine 0.181ct loose
Sale price¥6,980
Santa Maria Aquamarine from Brazil 0.189ct loose
Sale price¥5,980
American red beryl 0.138ct loose
Sale price¥34,800
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.