Brazilian Lavender Quartz (Scorolite) 0.952ct Loose Stone
Sale price¥9,800
Mexican Fire Opal (Faceted) 1.046ct Loose Gemstone
Sale price¥29,800
Madagascar Apatite 6.5mm/1.285ct Loose (Rose Cut)
Sale price¥8,800
Mica in Quartz 0.865ct Loose Stone
Sale price¥5,980
Mica in Quartz 0.736ct loose stone
Sale price¥5,980
Lavender quartz (scorolite) 1.130ct loose stone
Sale price¥5,980
Sri Lankan Ilmenite in Star Sapphire 3.426ct loose stone (Ratnapura)
Sale price¥49,800
Sapphire 0.461ct loose stone
Sale price¥12,800
Andalusite 0.672ct loose
Sale price¥8,800
Cristobalite in Quartz 2.417ct Loose Stone
Sale price¥8,800
GGG (Gadolinium Gallium Garnet) 3.046ct Loose Stone
Sale price¥18,800
Loose 2.120ct Oregon Sunstone from the USA
Sale price¥18,800
Spanish Sphalerite 6.2mm/1.320ct loose stone
Sale price¥12,800
Brown Diamond 6.5mm/0.989ct Loose Stone (FANCY DARK ORANGE BROWN, SI-2)
Sale price¥98,000
[Dandelion Cut] 7mm/1.412ct Sphene Loose Stone from Madagascar
Sale price¥59,800
Mozambican Rhodolite Garnet 1.890ct Loose Stone
Sale price¥18,800
Nepalese Bicolor Kyanite 6.3mm/0.903ct Loose Stone
Sale price¥9,800
Zimbabwean Blue Apatite (UV type) 1.061ct loose stone
Sale price¥11,000
Mexican Fire Opal 1.743ct Loose
Sale price¥18,800
YAG (Yttrium Aluminum Garnet) 1.357ct loose stone
Sale price¥15,800
Bicolor tourmaline 1.198ct loose
Sale price¥12,800
Moss Agate 1.115ct loose
Sale price¥8,800
Mexican egg-in-opal 0.865ct loose stone
Sale price¥12,800
Lepidocrocite in Quartz 0.768ct Loose
Sale price¥7,980
Brazilian Medusa Quartz (Paraiba Quartz) 1.529ct Loose Stone
Sale price¥6,980
Australian Black Opal 0.744ct Loose Gemstone
Sale price¥18,800
Australian Black Opal 1.539ct Loose
Sale price¥15,800
Brazilian Medusa Quartz (Paraiba Quartz) 2.484ct loose stone
Sale price¥29,800
Blue Tourmaline 1.460ct Loose Stone Japan-Germany Exchange
Sale price¥39,800
Bicolor Paraiba tourmaline 2.477ct loose DGL version
Sale price¥298,000
Mozambican Almandine Garnet 1.363ct Loose Stone
Sale price¥12,800
American Oregon Sunstone 7.0mm/1.494ct Loose
Sale price¥35,800
Oregon Sunstone from the United States, 6.1mm/0.820ct loose stone
Sale price¥16,800
USA-origin Oregon Sunstone, 7.0mm/1.356ct loose
Sale price¥35,800
South African Rhodochrosite 1.820ct Loose Stone
Sale price¥128,000
Brazilian Medusa Quartz (Paraiba Quartz) 1.317ct loose
Sale price¥18,800
Spanish Sphalerite 6.7mm/1.468ct Loose
Sale price¥25,800
Bicolor Sphalerite from Spain 6.6mm/1.496ct Loose
Sale price¥25,800
Oregon Sunstone from the United States, 7.0mm/1.260ct loose stone
Sale price¥12,800
Brazilian Dumortierite in Quartz 3.009ct Loose Stone
Sale price¥29,800
Brazilian Dumortierite in Quartz 2.282ct Loose Gemstone
Sale price¥18,800
Synthetic Blue Sapphire 1.551ct Loose Stone (Synthetic Sapphire)
Sale price¥15,800
Synthetic Blue Sapphire 2.012ct Loose (Synthetic Sapphire)
Sale price¥25,800
Tanzanian Rhodolite Garnet 1.765ct Loose Gemstone
Sale price¥18,800
Mozambique Almandine Garnet 6.7mm/1.228ct Loose Stone
Sale price¥9,800
Sri Lankan Hessonite Garnet Loose Stone, 6.5mm/1.353ct
Sale price¥12,800
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.