Bicolor tourmaline 1.198ct loose
Sale price¥14,800
Mozambique Pink Sapphire 0.276ct Loose (Hot Pink Sapphire)
Sale price¥13,800
Benitoite 0.311ct loose stone (cabochon cut)
Sale price¥12,800
Benitoite 0.536ct loose stone (cabochon cut)
Sale price¥12,800
Benitoite 0.300ct loose stone (cabochon cut)
Sale price¥12,800
American Red Beryl 0.109ct Loose
Sale price¥29,800
Synthetic Spinel 1.668ct Loose Stone (Synthetic Blue Spinel)
Sale price¥15,800
Benitoite 0.084ct loose stone
Sale price¥12,800
Bicolor Benitoite 0.157ct loose stone
Sale price¥22,800
Bicolor Benitoite 0.164ct loose stone
Sale price¥19,800
Benitoite 0.066ct loose
Sale price¥14,800
Benitoite 0.080ct loose
Sale price¥12,800
Brazilian Medusa Quartz (Paraiba Quartz) 3.122ct Loose Stone
Sale price¥15,800
Brazilian Limonite in Topaz 6.579ct loose stone (with rainbow)
Sale price¥19,800
Dumortierite in quartz 0.931ct loose
Sale price¥15,800
Spanish bicolor sphalerite 1.686ct loose stone
Sale price¥29,800
Bloodshot Iolite Sunstone 2.121ct Loose
Sale price¥14,800
Synthetic Moissanite 0.970ct Loose Stone (Blue Moissanite)
Sale price¥16,800
Bicolor tourmaline 0.552ct loose
Sale price¥12,800
Bicolor tourmaline 0.423ct loose
Sale price¥12,800
Brazilian Imperial Topaz 0.843ct Loose Stone
Sale price¥19,800
Brazilian imperial topaz 0.830ct loose
Sale price¥19,800
Pink spinel 0.365ct loose stone
Sale price¥12,800
Zimbabwean Euclase 0.028ct loose stone
Sale price¥25,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.975ct Loose Stone
Sale price¥29,800
Tanzanian Kornerupine 0.198ct loose stone
Sale price¥24,800
Myanmar Trapiche Ruby 0.200ct Loose
Sale price¥12,800
Medusa Quartz (Paraiba Quartz) 1.666ct loose
Sale price¥22,800
Cambodian Blue Zircon 1.609ct Loose
Sale price¥18,800
Conch pearl 1.770ct loose (pink white)
Sale price¥14,800
Mexican egg-in-opal 0.865ct loose stone
Sale price¥14,800
Mexican egg-in-opal 1.243ct loose stone
Sale price¥14,800
Brazilian Imperial Topaz 0.402ct Loose Stone
Sale price¥11,000
Brazilian Imperial Topaz 0.413ct Loose Stone
Sale price¥11,000
Brazilian Imperial Topaz 0.746ct Loose
Sale price¥18,800
Brazilian Imperial Topaz 0.826ct Loose
Sale price¥19,800
Mexican Cantera Opal 15.195ct Loose
Sale price¥18,800
Afghanistan indigolite tourmaline 1.264ct loose stone
Sale price¥12,800
Afghanistan indigolite tourmaline 1.729ct loose stone
Sale price¥15,800
Afghanistan indigolite tourmaline 1.732ct loose stone
Sale price¥15,800
Afghanistan indigolite tourmaline 1.732ct loose stone
Sale price¥15,800
Mexican egg-in-opal 0.672ct loose stone
Sale price¥12,800
Brazilian Imperial Topaz 0.357ct Loose Stone
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.
業界発展のための後進育成や事業協力、宝石の国スリランカの子どもたちへの支援活動など、KARATZの取り組みについてご紹介いたします。
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.