Loose 0.061ct Brazilian Paraiba Tourmaline (CuO: 1.7%, MnO: 2.2%)
Sale price¥49,800
0.062ct Loose Paraiba Tourmaline from Brazil (CuO: 1.7%, MnO: 2.5%)
Sale price¥47,800
Paraiba tourmaline from Brazil 0.061ct loose
Sale price¥25,800
Paraiba tourmaline from Brazil 0.049ct loose
Sale price¥19,800
Paraiba tourmaline from Brazil 0.018ct loose
Sale price¥12,800
Bicolor tourmaline 4.448ct loose stone
Sale price¥55,800
0.093ct Hackmanite from Afghanistan
Sale price¥16,800
Afghan Hackmanite 0.205 ct Loose
Sale price¥36,800
Paraiba tourmaline from Brazil 0.071ct loose
Sale price¥19,800
American red beryl 0.160ct loose
Sale price¥89,800
American Peridot 0.339ct Loose Stone
Sale price¥6,980
American Peridot 0.528ct Loose Stone
Sale price¥8,800
Sri Lankan Chrysoberyl Cat's Eye 4.1mm/0.490ct Loose
Sale price¥15,800
Untreated Color-Change Brazilian Paraiba Tourmaline 0.050ct Loose Stone GIA
Sale price¥128,000
Australian black opal 0.650ct loose
Sale price¥15,800
Brazilian Paraiba Tourmaline 0.038ct Loose Stone (CuO:1.3%, MnO:2.7%)
Sale price¥35,800
Brazilian Paraiba Tourmaline 0.041ct Loose (CuO:1.9%, MnO:4.3%)
Sale price¥39,800
Brazilian Paraiba Tourmaline 0.038ct Loose Stone (CuO:1.6%, MnO:2.8%)
Sale price¥45,800
Paraiba Tourmaline from Brazil 0.037ct loose stone (CuO:1.4%, MnO:2.6%)
Sale price¥25,800
Brazilian Paraiba Tourmaline 0.050ct Loose Stone (CuO:1.9%, MnO:3.6%)
Sale price¥39,800
Paraiba Tourmaline from Brazil, 0.039ct loose stone (CuO:1.6%, MnO:2.9%)
Sale price¥35,800
0.035ct loose Brazilian Paraiba Tourmaline (CuO:1.6%, MnO:3.3%)
Sale price¥29,800
Australian Boulder Opal 41.775 ct Loose Stone
Sale price¥19,800
Australian Boulder Opal 12.216ct Loose
Sale price¥15,800
Benitoite 0.352ct loose
Sale price¥298,000
Sri Lankan Chrysoberyl Cat's Eye 4.3mm/0.582ct Loose Stone
Sale price¥15,800
Australian black opal 1.393ct loose
Sale price¥48,800
Sri Lankan Bi-Color Sapphire 0.434ct Loose Stone
Sale price¥12,800
Mexican Fire Opal (Faceted) 1.046ct Loose Gemstone
Sale price¥29,800
Brazilian Sky Blue Topaz, 0.756 ct, loose stone
Sale price¥8,800
Brazilian Paraiba Tourmaline 0.170ct Loose Stone (CuO: 2.1%, MnO: 1.1%)
Sale price¥258,000
Brazilian Sky Blue Topaz 0.802ct Loose Stone
Sale price¥9,800
8.020 ct Boulder Opal Loose Stone from Australia with Certificate
Sale price¥69,800
K18 Peridot Chain Ring
Sale price¥22,800
[Color-furi] K18 Fire Opal Ring with Certificate of Authenticity
Sale price¥49,800
Brazilian canary yellow chrysoberyl 1.572ct loose
Sale price¥39,800
Benitoite 0.231ct loose
Sale price¥220,000
Benitoite 0.286ct loose
Sale price¥258,000
Benitoite 0.272ct loose stone (emerald cut)
Sale price¥248,000
Cristobalite in Quartz 2.417ct Loose Stone
Sale price¥8,800
Mexican Hyalite Opal 0.774ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Fire Opal (faceted) 0.645ct Loose Stone
Sale price¥18,800
Brazilian Bicolor Tourmaline 0.780ct Loose
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.