Brazilian Swiss Blue Topaz 0.889ct Loose Stone
Sale price¥8,800
Brazilian Swiss Blue Topaz 0.890ct Loose
Sale price¥8,800
Brazilian Swiss Blue Topaz 1.042ct Loose Stone
Sale price¥9,800
Brazilian Swiss Blue Topaz 0.983ct Loose Stone
Sale price¥8,800
Brazilian Swiss Blue Topaz 1.395ct Loose
Sale price¥8,800
Brazilian Swiss Blue Topaz 0.724ct Loose Stone
Sale price¥8,800
Brazilian Swiss Blue Topaz 1.043ct Loose Stone
Sale price¥8,800
Brazilian Blue Topaz 1.355ct Loose
Sale price¥8,800
Brazilian Blue Topaz 0.766ct Loose Stone
Sale price¥6,980
Brazilian Sky Blue Topaz 1.086ct Loose
Sale price¥8,800
Colombian emerald cat's eye 0.084ct loose
Sale price¥6,980
Andalusite from Madagascar 4.6mm/0.369ct loose stone
Sale price¥5,980
2.801ct loose stone of Rogerian fluorite from the UK
Sale price¥8,800
2.744ct loose Rogerley fluorite from the UK
Sale price¥8,800
Madagascar Purple Spinel 5.2mm/0.651ct Loose Stone
Sale price¥8,800
Ethiopian Sunstone 0.661ct Loose
Sale price¥9,800
Brazilian Bicolor Tourmaline 0.716ct Loose Stone (Rose Cut)
Sale price¥6,980
Ethiopian Opal 7.2mm/0.910ct Loose Stone
Sale price¥6,980
Namibian Jeremejevite 0.055ct loose stone
Sale price¥5,980
Namibian Jeremejevite 2.8mm/0.094ct loose stone
Sale price¥5,980
Australian black opal 0.404ct loose stone
Sale price¥9,800
Russian demantoid garnet (horsetail recognized) 2mm/0.055ct loose
Sale price¥6,980
Oregon Sunstone from the United States 0.605ct loose stone
Sale price¥8,800
Pakistani Axinite (Blue Tint) 0.300ct Loose
Sale price¥7,980
Pakistani Axinite 0.583ct loose stone
Sale price¥8,800
Mexican Hyalite Opal 0.873ct Loose
Sale price¥9,800
Mexican Hyalite Opal 1.554ct Loose
Sale price¥7,980
Mexican Hyalite Opal 1.687ct Loose
Sale price¥9,800
Brazilian Dumortierite in Quartz 1.284ct loose stone (faceted cut)
Sale price¥9,800
Brazilian Dumortierite in Quartz 1.276ct loose stone
Sale price¥6,980
Chinese Fluorite 16.590ct Loose Patch
Sale price¥5,980
Brazilian Amphibole in Quartz 32.070ct Loose Patch
Sale price¥6,980
Mozambique pink tourmaline 1.006ct loose stone
Sale price¥8,800
Indian Moss Agate 19.271ct Loose Stone (Leaf Carving)
Sale price¥6,980
Sri Lankan Violet Spinel 0.592ct Loose
Sale price¥8,800
Moldavite from former Czechoslovakia 0.077ct loose stone
Sale price¥6,980
Kenyan gold sheen sapphire 2.3mm/0.079ct loose
Sale price¥6,980
Amazon Green Opal 7mm/0.88ct Loose
Sale price¥7,980
Kenyan Gold Sheen Sapphire 2.2mm/0.080ct Loose
Sale price¥8,800
American Axinite 2.10ct loose stone
Sale price¥9,800
American Axinite 1.630ct loose stone
Sale price¥7,980
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 6.020ct Loose Stone
Sale price¥9,800
Kenyan gold sheen sapphire 2.4mm/0.086ct loose
Sale price¥9,800
Kenyan Gold Sheen Sapphire 2.4mm/0.092ct Loose Stone
Sale price¥8,800
Spanish Andalusite 0.74ct loose stone
Sale price¥6,980
Indian Star Garnet 14.200ct Loose Stone (6 Rows)
Sale price¥5,980
South African diamond rough stone 0.330ct
Sale price¥5,980
Mozambique Almandine Garnet 0.477ct Loose Stone
Sale price¥8,800
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.