Nigerian green beryl 0.437ct loose stone
Sale price¥9,800
Colombian oil-free emerald 0.535ct loose Japanese-German edition
Sale price¥248,000
Colombian emerald 0.202ct loose stone
Sale price¥59,800
Madagascar sphene 0.803ct loose stone
Sale price¥19,800
Bicolor Fluorite 24.682ct Loose
Sale price¥29,800
Brazilian Green Tourmaline 3.943ct Loose Stone
Sale price¥39,800
Colombian Euclase 2.015ct loose stone
Sale price¥18,800
Spanish Andalusite 0.657ct loose stone
Sale price¥9,800
Moldavite from former Czechoslovakia 0.094ct loose stone
Sale price¥6,980
Synthetic Alexandrite 0.460ct loose stone
Sale price¥14,800
Brazilian bicolor tourmaline 13.927ct loose stone
Sale price¥198,000
Madagascar Apatite 1.125ct Loose Stone
Sale price¥8,800
Brazilian bicolor tourmaline 1.255ct loose stone
Sale price¥25,800
[On sale 7/3 at 10pm] Madagascar sphene 1.079ct loose stone
Sale price¥19,800
[On sale 7/3 at 10pm] Madagascar sphene 0.602ct loose stone
Sale price¥9,800
[On sale 7/3 at 10pm] Madagascar sphene 0.556ct loose stone
Sale price¥9,800
[On sale 7/3 at 10pm] Madagascar sphene 0.531ct loose stone
Sale price¥8,800
Colombian Euclase 1.344ct loose stone
Sale price¥26,800
Colombian Euclase 0.735ct loose stone
Sale price¥14,800
[7/5 22:00 Fireworks] Colombian Euclase 1.408ct Loose Stone
Sale price¥24,800
Colombian Euclase 1.776ct loose stone
Sale price¥15,800
2.744ct loose Rogerley fluorite from the UK
Sale price¥8,800
Colombian fluorite 6.327ct loose stone
Sale price¥25,800
Colombian fluorite 5.903ct loose stone
Sale price¥18,800
Synthetic Alexandrite 0.560ct loose stone
Sale price¥14,800
Brazilian mint color tourmaline 0.849ct loose stone
Sale price¥29,800
Brazilian Green Tourmaline 0.561ct Loose Stone
Sale price¥25,800
Brazilian Green Tourmaline 1.431ct Loose Stone
Sale price¥12,800
Pakistani Lazurite (Azurite) 0.290ct loose stone
Sale price¥98,000
Bicolor Sapphire 5.640ct Loose Stone with Certificate
Sale price¥98,000
Brazilian Green Tourmaline 4.613ct Loose Stone
Sale price¥39,800
Colombian emerald 0.203ct loose stone with certificate
Sale price¥98,000
Indonesian Parasitic Peridot Cat's Eye 0.797ct Loose Stone
Sale price¥268,000
Pakistani Axinite 1.190ct loose stone (green tint)
Sale price¥39,800
Sri Lankan saffron 0.121ct loose stone
Sale price¥18,800
Russian Demantoid Garnet (Horsetail certified) 2.4mm/0.063ct loose stone
Sale price¥39,800
Russian Demantoid Garnet (Horsetail certified) 4.6mm/0.464ct loose stone
Sale price¥128,000
Russian Alexandrite 0.065ct loose stone
Sale price¥59,800
Colombian Euclase 1.836ct loose stone
Sale price¥18,800
Brazilian Alexandrite 0.097ct loose stone
Sale price¥18,800
Russian Diopside 1.506ct Loose Stone
Sale price¥29,800
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.