Brazilian Paraiba Tourmaline 0.065ct Loose Stone (CuO: 2.0%, MnO: 2.4%)
Sale price¥49,800
0.066ct loose Brazilian Paraiba Tourmaline (CuO: 1.5%, MnO: 2.2%)
Sale price¥45,800
Paraiba Tourmaline from Brazil, 0.063 ct, loose (CuO: 1.8%, MnO: 2.4%)
Sale price¥55,800
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
Tanzanian Kornerupine 0.172ct loose stone
Sale price¥12,800
Madagascar Green Sapphire 0.253ct Loose
Sale price¥9,800
Tanzania Green Zoisite 0.709ct Loose Stone
Sale price¥16,800
Brazilian Seafoam Tourmaline, 4.1mm/0.303ct loose stone
Sale price¥16,800
Brazilian Seafoam Tourmaline, 4.1mm/0.280ct Loose
Sale price¥15,800
Synthetic Moissanite 8.679ct loose stone
Sale price¥29,800
Paraiba tourmaline from Brazil 0.071ct loose
Sale price¥19,800
American Peridot 0.339ct Loose Stone
Sale price¥6,980
Colombian Trapiche emerald 0.418ct rough stone
Sale price¥39,800
Sri Lankan Chrysoberyl Cat's Eye 4.1mm/0.490ct Loose
Sale price¥15,800
Australian black opal 0.650ct loose
Sale price¥15,800
Colombian emerald 0.145ct loose stone with precious stone
Sale price¥29,800
Tanzanian Kornerupine 0.300ct Loose Stone
Sale price¥18,800
Tanzanian Kornerupine 0.210ct loose stone
Sale price¥11,000
Tanzanian Kornerupine 0.220ct loose stone
Sale price¥6,980
Tanzanian Kornerupine 0.229ct loose stone
Sale price¥9,800
Tanzanian Kornerupine 0.249ct loose stone
Sale price¥15,800
Tanzanian Kornerupine 0.201ct loose stone
Sale price¥14,800
Colombian emerald 0.512ct loose stone (silky type)
Sale price¥12,800
Australian Boulder Opal 12.216ct Loose
Sale price¥15,800
Colombian Trapiche emerald 0.611ct rough stone
Sale price¥59,800
Colombian oil-free emerald 0.310ct loose stone
Sale price¥298,000
Brazilian alexandrite 0.061ct loose
Sale price¥12,800
Brazilian alexandrite 0.058ct loose
Sale price¥11,000
Brazilian alexandrite 0.051ct loose
Sale price¥9,800
Brazilian alexandrite 0.060ct loose
Sale price¥11,000
Tanzania Zoisite 0.278ct loose stone
Sale price¥7,980
Andalusite from Spain, 0.425 ct loose
Sale price¥9,800
Sri Lankan Chrysoberyl Cat's Eye 4.3mm/0.582ct Loose Stone
Sale price¥15,800
Synthetic alexandrite 4.3mm/0.379ct loose stone
Sale price¥9,800
Synthetic Alexandrite Loose Stone 5.8mm/0.979ct
Sale price¥22,800
Synthetic Alexandrite 1.241ct Loose Stone
Sale price¥25,800
Synthetic Alexandrite 0.414ct Loose
Sale price¥12,800
Sri Lankan Bi-Color Sapphire 0.434ct Loose Stone
Sale price¥12,800
Tanzanian Bi-Color Grossular Garnet 2.057ct Loose Stone
Sale price¥55,800
Brazilian Green Spodumene Loose Stone 1.460 ct
Sale price¥12,800
0.274 ct Loose Colombian Bi-Color Emerald
Sale price¥98,000
Colombian mint color emerald 0.136ct loose stone
Sale price¥6,980
Colombian mint color emerald 0.155ct loose stone
Sale price¥7,980
Colombian Trapiche Emerald 0.422ct Loose
Sale price¥18,800
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.