Russian demantoid garnet (horsetail recognized) 2.9mm/0.165ct loose
Sale price¥24,800
Russian demantoid garnet (horsetail recognized) 2.8mm/0.187ct loose
Sale price¥18,800
American Benitoite 2.8mm/0.104ct Loose Stone
Sale price¥28,800
American Benitoite 0.100ct Loose Stone (Emerald Cut)
Sale price¥32,800
Zimbabwe bicolor euclase 0.385ct loose stone
Sale price¥98,000
Ruby from Greenland 0.421ct loose with certificate
Sale price¥18,800
Madagascar Apatite 0.371ct Loose Stone
Sale price¥2,980
Colombian Trapiche Emerald (Reverse Trapiche) 4.3mm/0.329ct Rough Stone
Sale price¥29,800
Brazilian Rainbow Scapolite 3mm/0.120ct Loose Stone
Sale price¥3,980
Ruby from Greenland 0.307ct loose with certificate
Sale price¥15,800
Mexican Fire Opal 5mm/0.342ct Loose (Contralus Opal)
Sale price¥9,800
Tibetan Andesine 4.2mm/0.257ct Loose Stone
Sale price¥2,980
Tibetan Andesine 4.5mm/0.289ct Loose Stone
Sale price¥2,980
Madagascar Grandidierite 0.156ct loose stone
Sale price¥35,800
Spanish Andalusite 4mm/0.204ct loose stone (rose cut)
Sale price¥4,980
Brazilian alexandrite 0.151ct loose
Sale price¥25,800
Sapphire from Sri Lanka (Safarin) 0.245ct loose
Sale price¥12,800
Colombian trapiche emerald (reverse trapiche) 0.134ct rough stone
Sale price¥12,800
South African diamond rough stone 0.430ct
Sale price¥9,800
Colombian trapiche emerald (reverse trapiche) 0.178ct rough stone
Sale price¥15,800
Pezzotite from Madagascar 0.257ct loose
Sale price¥15,800
Veilinite from Pakistan (Vailinite) 0.168ct loose
Sale price¥39,800
Paraiba tourmaline from Brazil 0.200ct loose (CuO: 0.7%, MnO: 4.0%)
Sale price¥29,800
Andalusite from Madagascar 4.6mm/0.369ct loose stone
Sale price¥5,980
Sweet Home Rhodochrosite 2.7mm/0.108ct Loose Stone
Sale price¥12,800
Mexican Fire Opal 0.448ct Loose
Sale price¥3,980
Kenyan gold sheen sapphire 0.257ct loose
Sale price¥19,800
Russian demantoid garnet (horsetail recognized) 0.291ct loose
Sale price¥69,800
Tibetan Andesine 5.2mm/0.453ct Loose Stone
Sale price¥4,980
Myanmar Musgravite 0.351ct Loose Stone Japan-Germany
Sale price¥188,000
American Red Beryl 0.104ct Loose
Sale price¥15,800
Montana Sapphire 4mm/0.330ct Loose (Yellow Sapphire)
Sale price¥7,980
Nigerian Cobalt Garnite 0.216ct Loose Stone, Japan-Germany Exchange
Sale price¥45,800
Paraiba tourmaline from Brazil 0.217ct loose (CuO:1.5%, MnO:0.5%)
Sale price¥39,800
Myanmar Musgravite 0.214ct Loose Stone Nikko Kan
Sale price¥258,000
Sri Lankan bicolor sapphire 0.304ct loose stone
Sale price¥14,800
South African diamond rough stone 0.330ct
Sale price¥5,980
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.