Mint color tourmaline 0.198ct loose
Sale price¥5,980
Mint color tourmaline 0.229ct loose
Sale price¥5,980
Pink tourmaline 0.205ct loose
Sale price¥5,980
Bicolor sapphire from Madagascar 0.259ct loose
Sale price¥9,800
Bicolor sapphire from Madagascar 0.198ct loose
Sale price¥9,800
Bicolor sapphire from Madagascar 0.212ct loose
Sale price¥9,800
Chinese aragonite 36.409ct loose with patch
Sale price¥7,980
Brazilian Trapichea Amethyst 24.772ct loose with patch
Sale price¥8,800
Tourmaline cat's eye 0.910ct loose
Sale price¥6,980
Montebrasite 0.373ct loose
Sale price¥9,800
Opal 6mm/0.595ct loose (rose cut)
Sale price¥9,800
Cambodian blue zircon 1.179ct loose
Sale price¥7,980
Citrine 0.833ct loose stone
Sale price¥3,980
Brazilian citrine 1.216ct loose stone
Sale price¥4,980
Amethyst 8.044ct loose
Sale price¥6,980
Danburite 1.427ct loose stone
Sale price¥5,980
Aquamarine cat's eye 3.528ct loose
Sale price¥5,980
Mexican fire agate 3.800ct loose
Sale price¥5,980
Brazilian Medusa Quartz (Paraiba Quartz) 5.809ct loose
Sale price¥8,800
Brazilian Medusa Quartz (Paraiba Quartz) 3.441ct loose
Sale price¥5,980
Brazilian Medusa Quartz (Paraiba Quartz) 2.757ct loose
Sale price¥5,980
Mexican Hyalite Opal 2.592ct loose
Sale price¥9,800
Unheated silky pink sapphire from Vietnam 0.175ct loose
Sale price¥7,980
Diamond 0.051ct loose (trapeze cut, VS class equivalent)
Sale price¥9,800
Morganite from Nigeria 1.119ct loose
Sale price¥4,980
Morganite from Nigeria 0.889ct loose
Sale price¥4,980
Bicolor sapphire 0.231ct loose
Sale price¥6,980
Bicolor sapphire 0.207ct loose
Sale price¥6,980
Bicolor sapphire 0.190ct loose
Sale price¥6,980
Tanzania Kyanite 0.856ct loose stone
Sale price¥4,980
Dendritic Agate 31.019ct Ruth Japanese/German
Sale price¥9,800
Chrome tourmaline 0.300ct loose stone
Sale price¥3,980
Australian boulder opal 1.730ct loose
Sale price¥9,800
Australian boulder opal 6.980ct loose
Sale price¥7,980
Sri Lankan Goethite Into Topaz 3.200ct loose
Sale price¥7,980
Brazilian Euclase 0.610ct loose
Sale price¥9,800
Myanmar purple spinel 0.750ct loose
Sale price¥8,800
Labradorite Moonstone 1.598ct Loose Stone Japanese-German
Sale price¥9,800
Brazilian Medusa Quartz (Paraiba Quartz) 3.919ct loose
Sale price¥8,800
Oregon Sunstone 1.157ct loose
Sale price¥9,800
Petalite 2.858ct loose
Sale price¥9,800
Diamond 0.052ct loose (trapeze cut, VS class equivalent)
Sale price¥8,800
Zircon 0.416ct loose
Sale price¥4,980
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.