Round Cut
![[Sakura In-Cut] Mongolian Color Change Andesine 6.0mm/0.655ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC240511_999dac6d-5929-47d3-bac6-fb5d3f71b923.jpg?v=1767309485&width=3249)
Madagascar sphene 6.0mm/0.868ct loose stone
Sale price¥49,800
Russian Demantoid Garnet (Horsetail) 3.8mm/0.249ct Loose Stone
Sale price¥39,800
Mozambique Ruby 3.4mm/0.139ct Loose Stone
Sale price¥25,800
Tanzanian Almandine Garnet 11.0mm/6.787ct Loose Stone
Sale price¥49,800
Tanzanian Almandine Garnet 10mm/6.196ct Loose Stone
Sale price¥29,800
Tanzanian Almandine Garnet 6.5mm/1.071ct Loose Stone
Sale price¥11,000
Afghanistan Green Tourmaline 7.8mm/1.738ct Loose Stone
Sale price¥59,800
Pakistani Peridot 5.2mm/0.562ct Loose Stone
Sale price¥9,800
Zimbabwean sphene 4.7mm/0.400ct loose stone
Sale price¥9,800
Tibetan Andesine 0.738ct Loose Stone
Sale price¥15,800
Madagascar Apatite 6.0mm/0.901ct Loose Stone
Sale price¥9,800
Brazilian citrine 5.4mm/0.769ct loose stone
Sale price¥6,980
Russian Demantoid Garnet (Horsetail) 3.8mm/0.280ct Loose Stone
Sale price¥49,800
Greenland Ruby 0.360ct Loose Stone with Certificate
Sale price¥69,800
Russian Alexandrite 2/5mm/0.070ct Loose Stone
Sale price¥59,800
Brazilian London Blue Topaz 1.281ct Loose
Sale price¥12,800
Rhodolite Garnet 5.3mm/0.703ct Loose Stone
Sale price¥12,800
Russian Demantoid Garnet (Horsetail) 3.8mm/0.255ct Loose Stone
Sale price¥39,800
Brazilian Blue Topaz 5.5mm/0.754ct Loose Stone
Sale price¥5,980
Cassiterite 4.2mm/0.676ct Loose Stone with Certificate of Authenticity
Sale price¥16,800
Greenland Sapphire 4.0mm/0.328ct Loose Stone with Certificate
Sale price¥39,800
![[12559773] Ruby 0.122ct loose stone](http://store.karatz.jp/cdn/shop/files/PA171226_c028b763-7907-435d-9290-5e6712686ee0.jpg?v=1767532283&width=2078)
[12559773] Ruby 0.122ct loose stone
Sale price¥14,800
Ruby 0.295ct loose
Sale price¥39,800
Pigeon Blood Ruby 4.0mm/0.290ct Loose Stone AIGS
Sale price¥59,800
Russian Demantoid Garnet (Horsetail) 2.5mm/0.079ct Loose Stone
Sale price¥12,800
Greenland Ruby 3.6mm/0.210ct Loose Stone with Certificate
Sale price¥45,800
Mozambique Almandine Garnet 7.7mm/1.781ct Loose Stone
Sale price¥18,800
Blue sapphire 4.1mm/0.332ct loose stone
Sale price¥25,800
Blue sapphire 0.291ct loose stone
Sale price¥18,800
Tanzanian Bicolor Zoisite 1.006ct Loose Stone
Sale price¥55,800
Tanzanian bicolor zoisite 1.327ct loose stone
Sale price¥59,800
Synthetic Alexandrite 5.7mm/0.827ct Loose Stone
Sale price¥19,800
Blue sapphire 4.0mm/0.314ct loose stone
Sale price¥112,800
Tanzanian Rhodolite Garnet 5.1mm/0.656ct Loose Stone
Sale price¥8,800
Paraiba tourmaline from Mozambique, 3.5mm/0.172ct loose stone
Sale price¥15,800
Paraiba tourmaline from Mozambique, 3.2mm/0.119ct loose stone
Sale price¥9,800
Congo Pink Tourmaline 6.0mm/0.825ct Loose Stone
Sale price¥29,800
Congo Pink Tourmaline 5.9mm/0.798ct Loose Stone
Sale price¥25,800
Congo Pink Tourmaline 5.0mm/0.463ct Loose Stone
Sale price¥24,800
Cornflower blue sapphire 0.490ct loose stone
Sale price¥98,000
[12560244] Bicolor Zoisite 0.508ct Loose Stone
Sale price¥7,980
Colombian mint-colored emerald, 4.3mm/0.306ct loose stone
Sale price¥8,800
Myanmar Leuco Garnet 4.0mm/0.371ct Loose Stone
Sale price¥39,800
Mexican Fire Opal (Faceted) 5.5mm/0.447ct Loose Stone
Sale price¥12,800
Indian Moonstone 6.2mm/0.810ct Loose
Sale price¥8,800
Indian Moonstone 6.2mm/0.775ct Loose Stone
Sale price¥7,980
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.