Brazilian bicolor tourmaline 2.153ct loose stone
Sale price¥29,800
Pink diaspore 0.351ct loose stone
Sale price¥9,800
Ruby 0.242ct loose stone
Sale price¥14,800
Pink amethyst 3.275ct loose stone
Sale price¥9,800
Lavender quartz (scorolite) 1.130ct loose stone
Sale price¥6,980
Lavender quartz (scorolite) 2.181ct loose stone
Sale price¥9,800
Lavender quartz (scorolite) 2.740ct loose stone
Sale price¥9,800
Rhodochrosite from Detroit City, USA 3.1mm/0.154ct loose stone
Sale price¥29,800
Rhodochrosite from Detroit City, USA 3.2mm/0.150ct loose stone
Sale price¥29,800
Pink sapphire 0.202ct loose stone
Sale price¥9,800
Pink sapphire 0.202ct loose stone
Sale price¥8,800
Purple sapphire 0.199ct loose stone
Sale price¥8,800
Brazilian Morganite 3.929ct loose stone
Sale price¥19,800
Brazilian Morganite 7.339ct loose stone
Sale price¥39,800
Madagascar Pezzottaite 0.229ct loose stone
Sale price¥19,800
Madagascar Pezzottaite 0.554ct loose stone
Sale price¥19,800
Vietnam unheated silky pink sapphire 0.178ct loose stone
Sale price¥5,980
Pink spinel 0.365ct loose stone
Sale price¥12,800
Bicolor tourmaline 0.423ct loose
Sale price¥12,800
Ruby 0.282ct loose
Sale price¥8,800
Myanmar Taaffeite 1.110ct Loose GIT
Sale price¥45,800
American Red Beryl 0.109ct Loose
Sale price¥29,800
American red beryl 0.143ct loose
Sale price¥35,800
[KEN] Pink spinel from Myanmar 0.604ct loose
Sale price¥9,800
Pink spinel 0.969ct loose
Sale price¥9,800
Pink tourmaline 6.1mm/1.031ct loose stone
Sale price¥9,800
Pink tourmaline 0.795ct loose
Sale price¥9,800
Pink tourmaline 0.466ct loose
Sale price¥8,800
Bicolor tourmaline 0.429ct loose
Sale price¥6,980
Bicolor Tourmaline 0.378ct Loose Stone (Hexagonal Cut)
Sale price¥8,800
Pink tourmaline 0.819ct loose
Sale price¥15,800
Pink tourmaline 0.539ct loose stone (heart shape)
Sale price¥12,800
Bicolor Tourmaline 0.792ct Loose (Heart Shape)
Sale price¥9,800
Unheated Bicolor Paraiba Tourmaline 0.092ct Loose GIA
Sale price¥188,000
American red beryl 0.138ct loose
Sale price¥34,800
American red beryl 0.207ct loose
Sale price¥49,800
American red beryl 0.116ct loose
Sale price¥29,800
American red beryl 0.184ct loose
Sale price¥46,800
Watermelon tourmaline 3.403ct loose
Sale price¥5,980
Purple Spinel 4.8mm/0.422ct Loose Stone
Sale price¥6,980
Pink spinel 5.2mm/0.517ct loose stone
Sale price¥6,980
Pink spinel 5.2mm/0.573ct loose stone
Sale price¥6,580
Purple spinel 4.5mm/0.365ct loose
Sale price¥4,980
Pink spinel 4.3mm/0.342ct loose
Sale price¥6,980
Pink spinel 3.8mm/0.192ct loose
Sale price¥5,980
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.