Russian Diopside 1.506ct Loose Stone
Sale price¥29,800
Myanmar Musgravite 0.351ct Loose Stone Japan-Germany
Sale price¥188,000
Indian Moss Agate 19.271ct Loose Stone (Leaf Carving)
Sale price¥6,980
Spanish Sphalerite 4.445ct loose stone
Sale price¥98,000
Labradorite (Spectrolite) from Finland 56.209ct loose
Sale price¥15,800
Mozambique pink tourmaline 1.006ct loose stone
Sale price¥8,800
Brazilian Amphibole in Quartz 32.070ct Loose Patch
Sale price¥6,980
Chinese Fluorite 16.590ct Loose Patch
Sale price¥5,980
Tibetan Andesine 5.2mm/0.453ct Loose Stone
Sale price¥4,980
Mongolian color change andesine 1.486ct loose stone
Sale price¥18,800
Oregon Sunstone from the United States 0.605ct loose stone
Sale price¥8,800
Pakistani Axinite 0.583ct loose stone
Sale price¥8,800
Pakistani Axinite (Blue Tint) 0.300ct Loose
Sale price¥7,980
Mexican Opal (Faceted Cut) 0.496ct Loose
Sale price¥9,800
Mexican Fire Opal (Faceted Cut) 0.608ct Loose
Sale price¥12,800
Mexican Cantera Opal 14.458ct loose stone (faceted cut)
Sale price¥14,800
Synthetic Opal 2.026ct Loose
Sale price¥19,800
Blue beryl (Macis beryl) 0.250ct loose stone
Sale price¥12,800
Indian Moonstone 2.290ct Loose
Sale price¥12,800
Sri Lankan Blue Sapphire 4.3mm/0.371ct Loose Stone
Sale price¥12,800
Madagascar Blue Sapphire (Ice Blue) 0.694ct Loose
Sale price¥18,800
Madagascar Blue Sapphire (Ice Blue) 0.263ct Loose
Sale price¥12,800
Madagascar pink sapphire 0.275ct loose stone
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 1.054ct Loose Stone
Sale price¥18,800
Brazilian Paraiba Tourmaline in Quartz 3.046ct loose stone
Sale price¥45,800
Brazilian Paraiba Tourmaline in Quartz 4.5mm/0.328ct Loose Stone
Sale price¥12,800
Namibian Jeremejevite 2.8mm/0.094ct loose stone
Sale price¥5,980
Namibian Jeremejevite 0.055ct loose stone
Sale price¥5,980
American Red Beryl 0.260ct Loose
Sale price¥69,800
American Red Beryl 0.254ct Loose
Sale price¥59,800
Sakura Shape Brazilian Topaz 8.1mm/2.211ct Loose Stone
Sale price¥29,800
Brazilian Green Tourmaline 4.613ct Loose Stone
Sale price¥39,800
Bicolor Sapphire 5.640ct Loose Stone with Certificate
Sale price¥98,000
Ethiopian Opal 7.2mm/0.910ct Loose Stone
Sale price¥6,980
Tanzanian bicolor tanzanite 1.284ct loose stone
Sale price¥29,800
Namibian Jeremejevite 0.127ct loose stone
Sale price¥29,800
Namibian Jeremejevite 0.171ct loose stone
Sale price¥39,800
Pakistani Axinite 1.190ct loose stone (green tint)
Sale price¥39,800
Sri Lankan Cat's Eye Sapphire 2.177ct Loose
Sale price¥98,000
Sri Lankan saffron 0.121ct loose stone
Sale price¥18,800
Madagascar Purple Sapphire 4.5mm/0.393ct Loose Stone
Sale price¥18,800
Madagascar Purple Sapphire 4.5mm/0.435ct Loose Stone
Sale price¥18,800
Madagascar Golden Iolite (Cordierite) 7.6mm/1.477ct Loose Stone
Sale price¥29,800
Dendritic Opal 3.041ct Loose
Sale price¥18,800
Sri Lankan zircon 3.614ct loose stone
Sale price¥29,800
Pakistani Axinite (Green Tint) 1.389ct Loose Stone
Sale price¥39,800
Russian Alexandrite 0.065ct loose stone
Sale price¥59,800
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.