【Calafuri】K18 Quartzite Pendant Top (Necklace Top)
Sale price¥49,800
Australian black opal 1.393ct loose
Sale price¥48,800
Brazilian Lazulite 0.052ct Loose Stone with Certificate
Sale price¥32,800
1.415ct Loose Tanzanian Lavender Tanzanite
Sale price¥45,800
[Colorfyl] K18WG Diamond 0.126ct Pendant (Necklace)
Sale price¥49,800
[Calafull] K18 Diamond 0.3ct Pendant Top (Necklace Top)
Sale price¥39,800
【Calafuri】K18WG Diamond 0.21ct Pendant Top (Necklace)
Sale price¥49,800
Brazilian Lazuilte (Lazulite) 0.066ct Loose Stone with Certificate
Sale price¥39,800
Diamond 3.7mm/0.318ct Loose (F, SI-1, Princess Cut)
Sale price¥49,800
Mexican Cantera Opal 17.284ct Loose
Sale price¥39,800
0.168ct Pakistan Vayrynenite Loose Gemstone
Sale price¥35,800
Diamond 3.8mm/0.197ct Loose (E, VVS-1, VeryGood)
Sale price¥39,800
Diamond 3.5mm/0.167ct Loose (D, VVS-2, VeryGood)
Sale price¥37,800
Diamond 3.8mm/0.211ct Loose Stone (E, VS-2, Excellent)
Sale price¥49,800
Diamond 3.8mm/0.216ct Loose (G, VS-1, Excellent)
Sale price¥49,800
Diamond 3.8mm/0.207ct Loose (F, VS-1, Excellent)
Sale price¥35,800
[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
Zimbabwean Euclase 0.088ct loose stone
Sale price¥49,800
Russian Alexandrite 2.5mm/0.078ct Loose Stone
Sale price¥49,800
Sri Lankan Ilmenite in Star Sapphire 3.426ct loose stone (Ratnapura)
Sale price¥49,800
Chameleon Diamond 3.2mm/0.128ct Loose (FANCY LIGHT GRAY GREEN, SI-1)
Sale price¥31,800
Mexican Cantera Opal 10.379ct Loose Stone
Sale price¥39,800
6.558ct Loose Australian Black Opal with Certificate of Authenticity
Sale price¥39,800
K18 Rock Crystal Ring
Sale price¥42,800
K18 Peridot and Diamond 0.03ct Ring
Sale price¥45,800
K18 Peridot and Diamond 0.03ct Ring
Sale price¥45,800
0.176 ct Zimbabwean Bicolor Euclase Loose Gemstone
Sale price¥38,800
Pink Diamond 2.1mm/0.034ct Loose (FANCY PURPLE PINK, I-1)
Sale price¥34,800
K18YG Tanzanian Tanzanite 0.344ct Pendant Top
Sale price¥39,800
Paraiba Tourmaline Loose Stone from Brazil 0.068ct (CuO: 1.1% MnO: 0.1%)
Sale price¥45,800
Brazilian Paraiba Tourmaline 0.052ct Loose Stone (CuO:1.2% MnO:1.2%)
Sale price¥35,800
Brazilian Paraiba Tourmaline 0.052ct Loose Stone (CuO:1.4% MnO:1.1%)
Sale price¥35,800
Brazilian Paraiba Tourmaline 0.051ct Loose Stone (CuO:1.1% MnO:0.6%)
Sale price¥35,800
Brazilian Paraiba Tourmaline 0.048ct (CuO:1.5% MnO:1.0%)
Sale price¥35,800
Malawi Moonstone (Malawi Moonstone) 5.767ct Loose
Sale price¥45,800
Malawi Moonstone (Malawi Moonstone) 4.777ct Loose
Sale price¥45,800
Malawi Moonstone 4.392ct Loose
Sale price¥32,800
4.168ct loose Malawi Moonstone
Sale price¥39,800
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.