3.020 ct Pakistani emerald in quartz loose gemstone
Sale price¥18,800
Iolite Sunstone from India 0.472ct Loose Gemstone
Sale price¥5,980
Gray Diamond 0.107ct Loose (FANCY GRAY, I-1)
Sale price¥39,800
Diamond 0.402ct Loose (H, VS2, Flanders Cut)
Sale price¥79,800
Pt950 Tanzania Lavender Tanzanite 1.51ct Ring
Sale price¥98,000
K18YG Indian Moonstone Cat's Eye 1.438ct Ring
Sale price¥79,800
Loose White Diamond 0.108ct (FANCY WHITE, I-1)
Sale price¥55,800
Pink Diamond (Treated) 0.095ct Loose (FANCY VIVID PURPLISH PINK, SI1)
Sale price¥26,800
Pink Diamond 0.074ct Loose (FANCY LIGHT PURPLE PINK, I-1)
Sale price¥39,800
K18YG Tanzanian Tanzanite 0.344ct Pendant Top
Sale price¥39,800
0.079ct Loose Brazilian Paraiba Tourmaline (CuO: 1.6% MnO: 2.8%)
Sale price¥29,800
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
Brazilian Morganite, 11mm/5.181ct Loose Stone
Sale price¥158,000
Brazilian Morganite 10mm/4.535ct Loose Stone
Sale price¥148,000
Indonesian Parasitic Peridot 0.276ct Loose Stone
Sale price¥98,000
Madagascar Bicolor Sphene 1.551ct Loose Stone
Sale price¥15,800
Brazilian Morganite 3.929ct loose stone
Sale price¥19,800
Colombian emerald with pyrite 0.248ct rough stone
Sale price¥12,800
Brazilian Dumortierite in Quartz 0.387ct loose stone
Sale price¥3,980
Madagascar Pezzottaite 0.229ct loose stone
Sale price¥15,800
Bicolor Grossular Garnet (Bicolor Tsavorite) from Kenya, 0.761 ct, Loose
Sale price¥22,800
Bicolor Grossular Garnet from Kenya (Bicolor Tsavorite) 0.496ct Loose
Sale price¥14,800
Untreated Brazilian green tourmaline, 0.456 ct, loose (teal color)
Sale price¥13,800
[12560872] Bicolor Tanzanite 6.351ct Loose Stone
Sale price¥19,800
[12560352] Zimbabwean Euclase 0.397ct Loose Stone
Sale price¥98,000
3.073ct Mozambique Almandine Garnet Loose Stone
Sale price¥22,800
Mozambican Rhodolite Garnet 1.890ct Loose Stone
Sale price¥18,800
Madagascar Pezzottaite 0.554ct loose stone
Sale price¥15,800
Russian Demantoid Garnet (Horsetail) 2.9mm/0.194ct Loose Stone
Sale price¥22,800
Tanzanite 1.004ct loose stone
Sale price¥18,800
Mexican Fire Opal 1.833ct Loose
Sale price¥39,800
Mexican Fire Opal 1.424ct Loose
Sale price¥39,800
Namibian Hemimorphite 0.697ct Loose Stone
Sale price¥7,980
Bulgarian Sphalerite 7.6mm/2.233ct Loose
Sale price¥69,800
Namibian Hemimorphite 0.615ct Loose Stone
Sale price¥7,980
Nepalese bicolor kyanite 0.987ct loose stone
Sale price¥9,800
Nepalese Bicolor Kyanite 6.3mm/0.903ct Loose Stone
Sale price¥9,800
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.