Zambian Emerald 3.7mm/0.215ct Loose Stone (Silky Emerald)
Sale price¥9,800
Indian Parrot Chrysoberyl 3.2mm/0.190ct Loose Stone
Sale price¥15,800
Colombian pyrite in emerald 15.291ct loose
Sale price¥1,000,000
Brazilian Golden Beryl 9mm/2.438ct Loose Stone
Sale price¥12,800
Colombian emerald rough stone 37.764ct (Gachala mine)
Sale price¥598,000
Colombian Trapiche Emerald 0.923ct Rough Stone
Sale price¥45,800
Blue beryl (Macis beryl) 0.199ct loose stone
Sale price¥9,800
Blue beryl (Macis beryl) 3.5mm/0.152ct loose stone
Sale price¥8,800
Blue Beryl (Macisi Beryl) 3.6mm/0.176ct loose stone
Sale price¥8,800
Colombian emerald 3.5mm/0.150ct loose stone
Sale price¥22,800
Non-Oil Emerald 1.070ct Loose Gübelin Certificate
Sale price¥698,000
Emerald 0.484ct loose
Sale price¥18,800
Brazilian Morganite 1.296ct loose stone
Sale price¥8,800
Sri Lankan Chrysoberyl Cat's Eye 0.519ct Loose Stone
Sale price¥8,800
Mozambique Aquamarine 3.301ct Loose Stone
Sale price¥59,800
Colombian Trapiche Emerald 1.494ct Loose
Sale price¥69,800
Non-Oil Emerald 1.030ct Loose Gübelin Gübelin Certificate
Sale price¥698,000
American red beryl 0.092ct loose
Sale price¥19,800
[Koshu Precious Stone Cutting Pluethree] Yellow Beryl 0.880ct Loose
Sale price¥29,800
Nigerian Green Beryl 1.349ct Loose Stone
Sale price¥98,000
Colombian pyrite-mica emerald 0.739ct loose stone
Sale price¥36,800
Colombian pyrite-mica emerald 0.628ct loose stone
Sale price¥35,800
Colombian emerald 0.231ct loose stone
Sale price¥28,800
Nigerian Aventurine Aquamarine 0.471ct Loose Stone
Sale price¥8,800
Brazilian Morganite 4.720ct loose stone
Sale price¥98,000
Colombian Trapiche Emerald 0.372ct Loose
Sale price¥19,800
Colombian Trapiche Emerald 0.299ct Loose
Sale price¥16,800
Colombian pyrite emerald 13.691ct loose stone
Sale price¥398,000
American Red Beryl 0.106ct Loose
Sale price¥24,800
Brazilian Yellow Beryl 11.411ct Loose Stone, Japan-Germany Exchange
Sale price¥25,800
Mozambique Aquamarine 4.9mm/0.463ct Loose Stone
Sale price¥9,800
Vietnam Aquamarine 1.309ct Loose Stone
Sale price¥12,800
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
Sri Lankan Chrysoberyl Cat's Eye 1.514ct Loose Stone
Sale price¥6,980
Sri Lankan Chrysoberyl Cat's Eye 1.074ct Loose Stone
Sale price¥5,980
Vietnam Yellow Beryl (Heliodor) 0.904ct Loose Stone
Sale price¥8,800
Vietnam Yellow Beryl (Heliodor) 0.911ct Loose Stone
Sale price¥8,800
American red beryl 0.207ct loose
Sale price¥49,800
Chrysoberyl cat's eye 2.843ct loose
Sale price¥39,800
Chrysoberyl cat's eye from Sri Lanka 5.176ct loose
Sale price¥198,000
Brazilian emerald 3.2mm/0.124ct loose
Sale price¥25,800
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.