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 0.381ct rough stone
Sale price¥12,800
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
American red beryl 0.207ct loose
Sale price¥49,800
American Red Beryl 0.120ct Loose
Sale price¥29,800
American red beryl 0.116ct loose
Sale price¥29,800
American red beryl 0.184ct loose
Sale price¥46,800
American Red Beryl 0.100ct Loose
Sale price¥25,800
Russian emerald 0.712ct loose
Sale price¥59,800
Colombian trapiche emerald (reverse trapiche) 0.457ct rough stone
Sale price¥36,800
Brazilian Santa Maria Aquamarine 0.158ct loose
Sale price¥6,980
Twin chrysoberyl cat's eye 0.591ct loose
Sale price¥69,800
Chrysoberyl cat's eye 2.843ct loose
Sale price¥39,800
Aventurine aquamarine 1.022ct loose
Sale price¥6,980
Aventurine aquamarine 0.840ct loose
Sale price¥8,800
Colombian trapiche emerald 13.466ct loose
Sale price¥398,000
Benitoite 0.091ct loose (emerald cut)
Sale price¥29,800
Colombian oil-free emerald 0.220ct loose GIA
Sale price¥248,000
Chrysoberyl cat's eye from Sri Lanka 0.677ct loose
Sale price¥8,800
Chrysoberyl cat's eye from Sri Lanka 0.340ct loose
Sale price¥9,800
Benitoite 0.123ct loose (emerald cut)
Sale price¥39,800
Benitoite 0.107ct loose (emerald cut)
Sale price¥35,800
Benitoite 0.104ct loose (emerald cut)
Sale price¥29,800
Bicolor Benitoite 0.130ct loose (emerald cut)
Sale price¥65,800
Colombian trapiche emerald (reverse trapiche) 3.6mm/0.168ct rough stone
Sale price¥19,800
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.
業界発展のための後進育成や事業協力、宝石の国スリランカの子どもたちへの支援活動など、KARATZの取り組みについてご紹介いたします。
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.