Brazilian dumortierite in quartz 0.506ct loose
Sale price¥7,980
Afghanistan Hackmanite 0.111ct loose stone
Sale price¥6,980
Copper rutilated quartz 1.135ct loose
Sale price¥5,980
Copper rutilated quartz 1.165ct loose
Sale price¥5,980
Copper rutilated quartz 1.747ct loose
Sale price¥6,980
Unheated silky pink sapphire from Vietnam 0.202ct loose
Sale price¥8,800
Hokkaido rhodochrosite 0.955ct loose
Sale price¥7,980
Hokkaido rhodochrosite 0.905ct loose
Sale price¥7,980
Hokkaido rhodochrosite 1.035ct loose
Sale price¥9,800
Myanmar orange jade (jade) 0.584ct loose
Sale price¥6,980
Myanmar orange jade (jade) 0.531ct loose
Sale price¥6,980
Blue tourmaline 0.369ct loose Japanese-German book
Sale price¥8,800
Lazurite in quartz 0.353ct loose
Sale price¥9,800
Australian black opal 0.310ct loose
Sale price¥8,800
Brazilian dumortierite in quartz 1.142ct loose
Sale price¥9,800
Paraiba tourmaline from Mozambique 0.083ct loose
Sale price¥6,580
Paraiba tourmaline from Mozambique 0.089ct loose
Sale price¥7,980
Diamond 0.534ct rough stone
Sale price¥9,800
Indian bag site 1.763ct loose
Sale price¥9,800
Indian bag site 2.218ct loose
Sale price¥9,800
Indian bag site 1.513ct loose
Sale price¥9,800
Indian bag site 2.163ct loose
Sale price¥9,800
Indian bag site 2.408ct loose
Sale price¥9,800
Indian bag site 2.206ct loose
Sale price¥9,800
Indian bag site 2.010ct loose
Sale price¥8,800
Lepidolite from Tanzania 1.035ct Ruth Japanese German edition
Sale price¥9,800
Sri Lankan Ratotta Topaz 4.170ct Loose (White Topaz)
Sale price¥8,800
Indigolite tourmaline 0.674ct loose
Sale price¥9,800
Indigolite tourmaline 0.386ct loose
Sale price¥7,980
Sealite from Afghanistan 1.011ct loose
Sale price¥5,980
Sealite from Afghanistan 1.086ct loose
Sale price¥5,980
Bicolor sapphire from Tanzania 0.184ct loose
Sale price¥6,980
Pink tourmaline 0.645ct loose
Sale price¥9,800
Bicolor tourmaline 0.675ct loose
Sale price¥6,980
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
Silky sapphire from Sri Lanka 0.632ct loose
Sale price¥8,800
Silky sapphire from Sri Lanka 0.928ct loose
Sale price¥9,800
Silky sapphire from Sri Lanka 0.627ct loose
Sale price¥8,800
Oil-in-quartz 22.073ct rough stone from Madagascar
Sale price¥6,980
Ubaite/dravite tourmaline 3.157ct rough stone
Sale price¥9,800
Pink tourmaline 0.984ct loose
Sale price¥9,800
Pink tourmaline 0.669ct loose
Sale price¥9,800
Pink tourmaline 0.460ct loose
Sale price¥6,980
Pink tourmaline 0.489ct loose
Sale price¥6,980
Opal from Indonesia 0.217ct loose
Sale price¥5,980
White topaz 1.140ct loose
Sale price¥5,980
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.