Bicolor Euclase from Zimbabwe 0.211ct loose
Sale price¥98,000
Unheated silky pink sapphire from Vietnam 0.202ct loose
Sale price¥8,800
Bicolor Euclase from Zimbabwe 0.375ct Ruth Japanese-German Edition
Sale price¥128,000
Hokkaido rhodochrosite 0.835ct loose
Sale price¥14,800
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
Colombian oil-free emerald 0.220ct loose GIA
Sale price¥248,000
Paraiba tourmaline from Mozambique 0.240ct loose
Sale price¥35,800
Paraiba tourmaline from Mozambique 0.414ct loose
Sale price¥55,800
Paraiba tourmaline from Mozambique 0.130ct loose
Sale price¥22,800
Paraiba tourmaline from Mozambique 0.246ct loose
Sale price¥39,800
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 0.959ct loose
Sale price¥29,800
Lazurite in quartz 0.877ct loose
Sale price¥25,800
Lazurite in quartz 0.353ct loose
Sale price¥9,800
Brazilian imperial topaz 0.359ct loose
Sale price¥15,800
Australian black opal 0.559ct loose
Sale price¥12,800
Australian black opal 0.616ct loose
Sale price¥12,800
Australian black opal 0.310ct loose
Sale price¥8,800
Alexandrite cat's eye 0.941ct loose
Sale price¥22,800
Brazilian dumortierite in quartz 1.517ct loose
Sale price¥12,800
Brazilian dumortierite in quartz 1.796ct loose
Sale price¥15,800
Brazilian dumortierite in quartz 1.142ct loose
Sale price¥9,800
Diamond 0.534ct rough stone
Sale price¥9,800
Indian bag site 1.763ct loose
Sale price¥9,800
Indian bag site 1.513ct loose
Sale price¥9,800
Lepidolite from Tanzania 1.035ct Ruth Japanese German edition
Sale price¥9,800
Brazilian unheated particolor Paraiba tourmaline 0.84ct loose GIA
Sale price¥2,580,000
Rhodochrosite 0.300ct loose from Detroit City
Sale price¥29,800
Rhodochrosite 0.331ct loose from Detroit City
Sale price¥29,800
Rhodochrosite 0.317ct loose from Detroit City
Sale price¥29,800
Indigolite tourmaline 0.691ct loose
Sale price¥18,800
Indigolite tourmaline 0.674ct loose
Sale price¥9,800
Indigolite tourmaline 0.386ct loose
Sale price¥7,980
Indigolite tourmaline 0.750ct loose
Sale price¥14,800
Indigolite tourmaline 0.842ct loose
Sale price¥14,800
Sealite from Afghanistan 0.632ct loose
Sale price¥3,980
Sealite from Afghanistan 0.938ct loose
Sale price¥3,980
Sealite from Afghanistan 0.905ct loose
Sale price¥3,980
Sealite from Afghanistan 1.011ct loose
Sale price¥5,980
Sealight from Afghanistan 0.604ct loose
Sale price¥3,980
Sealite from Afghanistan 0.822ct loose
Sale price¥4,980
Sealite from Afghanistan 1.086ct loose
Sale price¥5,980
Sealight from Afghanistan 0.602ct loose
Sale price¥3,980
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.
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.