Brazilian bicolor tourmaline 0.845ct loose stone
Sale price¥15,800
Brazilian Imperial Topaz 0.764ct Loose Stone
Sale price¥19,800
Colombian Trapiche Emerald 1.494ct Loose
Sale price¥69,800
Indian Cavansite 1.717ct loose stone
Sale price¥8,800
Tibetan bicolor andesine 1.542ct loose stone
Sale price¥14,800
YAG (Yttrium Aluminum Garnet) 7.1mm/1.709ct loose stone
Sale price¥12,800
Brazilian Bicolor Pink Euclase 0.236ct Loose Stone, Japan-Germany
Sale price¥128,000
Kenyan Gold Sheen Sapphire 3.5mm/0.273ct Loose Stone
Sale price¥22,800
Kenyan Gold Sheen Sapphire 3.6mm/0.302ct Loose Stone
Sale price¥35,800
Brazilian Medusa Quartz (Paraiba Quartz) 2.089ct loose stone
Sale price¥16,800
Brazilian Medusa Quartz (Paraiba Quartz) 7.250ct Loose
Sale price¥54,800
Brazilian Paraiba Tourmaline in Quartz 7.9mm/1.314ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 8.0mm/1.287ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 1.146ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 4.5mm/0.284ct Loose Stone
Sale price¥22,800
Brazilian Paraiba Tourmaline in Quartz 3.049ct loose stone
Sale price¥49,800
Brazilian Paraiba Tourmaline in Quartz 2.827ct loose stone
Sale price¥49,800
Mozambique Aquamarine 3.301ct Loose Stone
Sale price¥59,800
Tanzanian Rhodolite Garnet 10.608ct Loose Stone
Sale price¥98,000
Argentine Inca Rose 15.190ct loose stone
Sale price¥12,800
Argentine Inca Rose 15.960ct loose stone
Sale price¥12,800
Diamond (cabochon cut) 0.183ct loose
Sale price¥24,800
Oregon Sunstone from the United States 5.0mm/0.460ct loose stone
Sale price¥19,800
Kenyan Gold Sheen Sapphire 4mm/0.438ct Loose
Sale price¥55,800
Oregon Sunstone from the United States 0.372ct loose stone
Sale price¥12,800
Mozambique Rubellite 1.706ct Loose Stone
Sale price¥39,800
Congo Bicolor Tourmaline 3.429ct Loose
Sale price¥128,000
Brazilian bicolor tourmaline cat's eye 22.056ct loose stone
Sale price¥198,000
Australian Shell Opal (Shell Opal) 51.801ct Rough Stone
Sale price¥25,800
Oregon Sunstone from the United States 4.0mm/0.204ct loose stone
Sale price¥6,980
Oregon Sunstone from the United States 4.0mm/0.206ct loose stone
Sale price¥8,800
Oregon Sunstone from the United States 0.314ct loose stone
Sale price¥14,800
Rhodochrosite from South Africa 4.2mm/0.409ct loose
Sale price¥39,800
Mexican Smithsonite 2.697ct loose stone
Sale price¥9,800
Mausithit from Myanmar 5.246ct loose (Maushitsit)
Sale price¥5,980
Additional charge for resizing: 1,500 yen
Sale price¥3,000
Bicolor tourmaline 0.840ct loose
Sale price¥22,800
Mexican Cantera Opal 11.105ct Loose
Sale price¥12,800
Mexican Cantera Opal 1.534ct Loose
Sale price¥8,800
Mexican Cantera Opal 2.982ct Loose
Sale price¥14,800
Brazilian Petalite 1.654ct loose stone
Sale price¥9,800
Brazilian Petalite 0.713ct loose stone
Sale price¥5,980
Mexican Cantera Opal 7.460ct Loose
Sale price¥29,800
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.