Spanish Sphalerite 0.941ct loose stone
Sale price¥5,980
Australian Prehnite 5.4mm/0.475ct loose stone
Sale price¥6,980
Tanzania Bicolor Zoisite 3.7mm/0.228ct Loose Stone
Sale price¥5,980
Sillimanite from Sri Lanka 0.183ct loose stone
Sale price¥6,980
Sri Lankan sapphire 0.211ct loose stone
Sale price¥8,800
Zambian Emerald 0.182ct Loose Stone (Silky Emerald)
Sale price¥9,800
Zambian emerald 0.099ct loose stone
Sale price¥9,800
Zambian Emerald 3.7mm/0.215ct Loose Stone (Silky Emerald)
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.324ct Loose
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.189ct Loose
Sale price¥5,980
Sri Lankan Yellow Sapphire 0.392ct Loose
Sale price¥9,800
Indian Moss Agate 0.776ct Loose Stone
Sale price¥6,980
Indian Moss Agate 6.3mm/0.620ct Loose Stone
Sale price¥6,980
Mozambique Almandine Garnet 0.913ct Loose Stone
Sale price¥9,800
Zambian emerald 0.210ct loose stone
Sale price¥8,800
Sillimanite from Sri Lanka 0.372ct loose stone
Sale price¥7,980
Sillimanite from Sri Lanka 0.409ct loose stone
Sale price¥7,980
Sillimanite from Sri Lanka 0.185ct loose stone
Sale price¥7,980
Sillimanite from Sri Lanka 0.186ct loose stone
Sale price¥7,980
Sillimanite from Sri Lanka 0.376ct loose stone
Sale price¥9,800
Nigerian Spessartine Garnet 0.559ct Loose Stone
Sale price¥7,980
Thai Blue Sapphire 0.388ct Loose
Sale price¥9,800
Tanzanian Rhodolite Garnet 0.794ct Loose Stone
Sale price¥9,800
Brazilian Dendritic Agate 3.079ct Loose Stone
Sale price¥8,800
Brazilian Green Tourmaline 0.549ct Loose Stone
Sale price¥9,800
Mexican Fire Opal 4.8mm/0.336ct Loose
Sale price¥5,980
Mexican Opal 4.9mm/0.327ct Loose
Sale price¥9,800
Mexican Opal 3.8mm/0.157ct Loose
Sale price¥6,980
Brazilian Tourmaline 0.671ct Loose Stone
Sale price¥9,800
Brazilian Tourmaline 0.615ct Loose Stone
Sale price¥9,800
Brazilian Lepidocrocite in Quartz 8.5mm/2.245ct Loose Stone
Sale price¥8,800
Brazilian bicolor tourmaline 0.362ct loose stone
Sale price¥8,800
Brazilian Bicolor Tourmaline 0.761ct Loose Stone (Rose Cut)
Sale price¥6,980
Brazilian bicolor tourmaline 0.545ct loose stone (rose cut)
Sale price¥5,980
Brazilian bicolor tourmaline 0.549ct loose stone (rose cut)
Sale price¥8,800
Quartz 15.493ct loose patch
Sale price¥9,800
Madagascar Andalusite 0.542ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 6.8mm/1.206ct loose stone
Sale price¥8,800
YAG (Yttrium Aluminum Garnet) 4.5mm/0.440ct loose stone
Sale price¥8,800
YAG (Yttrium Aluminum Garnet) 4.8mm/0.538ct loose stone
Sale price¥8,800
YAG (Yttrium Aluminum Garnet) 4.1mm/0.322ct loose stone
Sale price¥8,800
Tanzania Bicolor Zoisite 4.0mm/0.255ct Loose Stone
Sale price¥9,800
Tanzania Bicolor Zoisite 4.0mm/0.246ct Loose Stone
Sale price¥8,800
Tanzania Bicolor Zoisite 4.6mm/0.333ct Loose Stone
Sale price¥8,800
Brazilian Golden Beryl 6.8mm/1.061ct Loose Stone
Sale price¥7,980
Oregon Sunstone from the United States 0.661ct loose stone
Sale price¥6,980
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.