American oil-free red beryl 0.060ct loose GIA
Sale price¥128,000
Colombian oil-free emerald 0.290ct loose GIA
Sale price¥188,000
Chrysoberyl cat's eye 1.080ct loose
Sale price¥8,800
Brazilian mint-colored emerald 0.491ct loose stone
Sale price¥15,800
Colombian oil-free emerald 0.220ct loose GIA
Sale price¥298,000
Colombian emerald 0.176ct loose stone
Sale price¥59,800
Colombian emerald 0.126ct loose stone
Sale price¥49,800
Vietnamese aquamarine 0.729ct loose stone
Sale price¥8,800
Vietnamese aquamarine 0.574ct loose stone
Sale price¥8,800
Brazilian emerald 3.3mm/0.119ct loose
Sale price¥22,800
Brazilian emerald cat's eye 0.459ct loose
Sale price¥5,980
Colombian pyrite in emerald 7.836ct loose
Sale price¥398,000
Brazilian Aquamarine 0.334ct Loose Stone
Sale price¥6,980
0.424ct Indian Chrysoberyl Loose Stone (Canary Yellow)
Sale price¥15,800
Brazilian Alexandrite 0.097ct Loose Stone (Emerald Cut)
Sale price¥38,800
Brazilian Morganite 0.484ct loose stone
Sale price¥12,800
Brazilian Morganite 0.377ct loose stone
Sale price¥8,800
Brazilian Aquamarine 0.428ct Loose Stone
Sale price¥8,800
Russian Emerald 0.387ct Loose Stone (F1, Minor Enhancement) GIA
Sale price¥128,000
Russian Emerald 0.282ct Loose Stone (F1, Minor Enhancement) GIA
Sale price¥128,000
[12551692] Colombian Trapiche Emerald 0.538ct Rough Stone
Sale price¥22,800
Brazilian Aquamarine 8.858ct Loose Stone
Sale price¥198,000
Aquamarine 1.574ct loose stone
Sale price¥9,800
Vietnamese aquamarine 1.728ct loose stone
Sale price¥18,800
Nigerian morganite 1.149ct loose stone
Sale price¥19,800
Colombian emerald cat's eye 0.190ct loose
Sale price¥15,800
Pt950 Benitoite 0.10ct Aquamarine Blue Diamond Ring
Sale price¥89,800
Colombian Trapiche Emerald 1.448ct Loose
Sale price¥69,800
Brazilian Bicolor Beryl 0.556ct Loose Stone
Sale price¥29,800
Colombian mica in emerald 1.314ct loose
Sale price¥39,800
Colombian emerald 0.222ct loose stone
Sale price¥59,800
Colombian emerald 0.101ct loose stone
Sale price¥15,800
Emerald 15.219ct loose Japanese-German book
Sale price¥298,000
Colombian mint-colored emerald 0.214ct loose stone
Sale price¥8,800
Zambian emerald 0.159ct loose stone
Sale price¥8,800
Zambian emerald 0.135ct loose stone
Sale price¥8,800
Brazilian Morganite 1.266ct loose stone
Sale price¥29,800
Russian emerald 0.249ct loose stone
Sale price¥158,000
Russian emerald 0.269ct loose stone
Sale price¥79,800
Brazilian mint-colored emerald 0.945ct loose stone
Sale price¥25,800
Aquamarine 15mm/10.190ct loose
Sale price¥69,800
Aquamarine 68.040ct loose
Sale price¥39,800
Colombian mint-colored emerald, 4.3mm/0.306ct loose stone
Sale price¥8,800
[12560252] Zambian emerald 0.138ct loose stone
Sale price¥8,800
Colombian emerald cat's eye 0.112ct loose
Sale price¥9,800
Colombian emerald cat's eye 0.094ct loose
Sale price¥8,800
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.