Mexican cantera opal 15.542ct loose
Sale price¥15,800
Mexican cantera opal 9.422ct loose
Sale price¥25,800
Mexican cantera opal 7.563ct loose
Sale price¥15,800
Red beryl 0.104ct loose
Sale price¥29,800
Brazilian Euclase 1.240ct loose
Sale price¥19,800
Brazilian Euclase 0.610ct loose
Sale price¥14,800
Yellow opal 17.283ct loose
Sale price¥29,800
White topaz 16.06ct loose
Sale price¥25,800
Bicolor grossular garnet 0.782ct loose
Sale price¥12,800
Myanmar star diopside 0.898ct loose
Sale price¥12,800
[12/6 22:00] Tanzanian Green Zoisite 0.435ct Loose Stone
Sale price¥12,800
Mexican Opal (Faceted) 0.261ct Loose (Contrarus Opal)
Sale price¥12,800
Mexican Fire Opal (Faceted) 0.401ct Loose (Contrarus Opal)
Sale price¥15,800
Brazilian rose quartz 4.019ct loose stone
Sale price¥11,000
Green sapphire 0.607ct loose stone
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.170ct Loose
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.297ct Loose
Sale price¥12,800
Synthetic sapphire 0.879ct loose stone (synthetic blue sapphire)
Sale price¥14,800
![[On Sale at 10 PM on December 5th] YAG (Yttrium Aluminum Garnet) 6.5mm/1.548ct Loose Stone](http://store.karatz.jp/cdn/shop/files/yag-65mm1548ct-257679.jpg?v=1764892582&width=1200)
Oregon Sunstone 0.976ct loose
Sale price¥18,800
Bicolor Andesine 6mm/0.756ct loose
Sale price¥12,800
Brazil Indicolite Tourmaline 0.431ct Loose Gemstone with Certificate
Sale price¥29,800
Australian boulder opal 3.695ct loose
Sale price¥14,800
American red beryl 2.9mm/0.094ct loose
Sale price¥29,800
Bicolor Andesine 6mm/0.852ct loose (color shift)
Sale price¥12,800
Bicolor Andesine 6mm/0.824ct loose (color shift)
Sale price¥12,800
Bicolor Andesine 6mm/0.699ct loose (color shift)
Sale price¥12,800
Bicolor Andesine 6mm/0.783ct loose (color shift)
Sale price¥12,800
Bicolor tanzanite 0.479ct loose
Sale price¥18,800
Baddeleyite from Myanmar 0.279ct Ruth Japanese German edition
Sale price¥15,800
Montana Sapphire 3mm/0.155ct loose
Sale price¥18,800
Colombian trapiche emerald (reverse trapiche) 0.144ct loose
Sale price¥15,800
Greenland Ruby 0.266ct Loose Stone with Certificate
Sale price¥22,800
Greenland sapphire 0.133ct loose stone with certificate
Sale price¥14,800
Sri Lankan pink zircon 1.991ct loose stone
Sale price¥29,800
Oregon Sunstone from the United States, 0.530ct loose stone
Sale price¥15,800
Sapphire from Madagascar 4.3mm/0.398ct loose
Sale price¥12,800
Colombian trapiche emerald (reverse trapiche) 0.196ct loose
Sale price¥15,800
Brazilian rose amethyst 0.793ct loose stone
Sale price¥15,800
Kunzite from Afghanistan 3.973ct loose stone
Sale price¥12,800
Brazilian bicolor tourmaline 2.047ct loose
Sale price¥29,800
Colombian trapiche emerald (reverse trapiche) 0.170ct loose
Sale price¥12,800
0.200ct loose diamond (G, VVS2, radiant cut)
Sale price¥29,800
Diamond 3.2mm/0.132ct Loose (G, VS-2, EXCELLENT)
Sale price¥29,800
Tanzanian Almandine Garnet 10mm/6.196ct Loose Stone
Sale price¥29,800
Mozambique Rhodolite Garnet 3.662ct Loose Stone
Sale price¥25,800
Tanzanian Almandine Garnet 6.5mm/1.071ct Loose Stone
Sale price¥11,000
Tanzanian Almandine Garnet 2.897ct Loose Stone
Sale price¥22,800
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.