Brazilian Morganite 0.591ct loose stone
Sale price¥3,980
Brazilian Golden Beryl 9mm/2.438ct Loose Stone
Sale price¥12,800
Brazilian Golden Beryl 6.8mm/1.061ct Loose Stone
Sale price¥7,980
Colombian emerald rough stone 37.764ct (Gachala mine)
Sale price¥598,000
Colombian Trapiche Emerald 0.923ct Rough Stone
Sale price¥45,800
Brazilian Chrysoberyl Cat's Eye 1.356ct Loose Stone
Sale price¥6,980
Emerald 0.354ct loose stone
Sale price¥8,800
Brazilian Santa Maria Aquamarine 0.206ct loose stone
Sale price¥12,800
Blue beryl (Macis beryl) 0.199ct loose stone
Sale price¥9,800
Blue beryl (Macis beryl) 0.162ct loose stone
Sale price¥8,800
Colombian Trapiche Emerald 0.712ct Loose
Sale price¥39,800
American Red Beryl 0.130ct Loose
Sale price¥29,800
Pt900 Colombian emerald 0.60ct diamond 0.19ct ring
Sale price¥98,000
Tanzanian Yellow Beryl 1.750ct Loose Stone
Sale price¥15,800
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
Blue Beryl (Macisi Beryl) 3.5mm/0.158ct loose stone
Sale price¥8,800
Sri Lankan Chrysoberyl Cat's Eye 0.532ct Loose Stone
Sale price¥5,980
Colombian emerald 3.5mm/0.150ct loose stone
Sale price¥22,800
Colombian Trapiche Emerald 1.341ct Loose
Sale price¥6,980
Non-Oil Emerald 1.070ct Loose Gübelin Certificate
Sale price¥698,000
Pt900 Colombian emerald 0.72ct, diamond 0.61ct ring
Sale price¥158,000
Emerald 0.484ct loose
Sale price¥18,800
Emerald 0.156ct loose stone
Sale price¥8,800
Brazilian Morganite 1.296ct loose stone
Sale price¥8,800
Sri Lankan Chrysoberyl Cat's Eye 0.519ct Loose Stone
Sale price¥8,800
Russian oil-free emerald 0.640ct loose GIA
Sale price¥198,000
Colombian emerald 3.1mm/0.097ct loose
Sale price¥22,800
Pakistani emerald 0.436ct loose stone
Sale price¥49,800
Madagascar emerald 0.816ct loose stone
Sale price¥79,800
Mozambique Aquamarine 3.301ct Loose Stone
Sale price¥59,800
Colombian Trapiche Emerald 0.629ct Loose
Sale price¥34,800
Colombian Trapiche Emerald 1.494ct Loose
Sale price¥69,800
Non-Oil Emerald 1.030ct Loose Gübelin Gübelin Certificate
Sale price¥698,000
Colombian emerald 1.321ct loose stone (partly trapiche emerald)
Sale price¥98,000
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 pyrite-mica emerald 0.649ct loose stone
Sale price¥29,800
Colombian pyrite-mica emerald 0.901ct loose stone
Sale price¥45,800
Colombian pyrite-mica emerald 0.983ct loose stone
Sale price¥49,800
Colombian emerald rough stone 1.707ct
Sale price¥18,800
Colombian emerald 0.191ct loose
Sale price¥22,800
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 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.