Colombian Trapiche Emerald (Reverse Trapiche) 0.111ct Rough Stone
Sale price¥12,800
Colombian Trapiche Emerald (Reverse Trapiche) 0.183ct Rough Stone
Sale price¥18,800
Diamond rough stone 0.967ct
Sale price¥5,980
Diamond rough stone 1.293ct
Sale price¥5,980
Sri Lankan Star Sapphire 2.093ct Loose
Sale price¥9,800
Madagascar Bicolor Sphene 1.551ct Loose Stone
Sale price¥19,800
Brazilian Morganite 3.929ct loose stone
Sale price¥19,800
Brazilian Morganite 7.339ct loose stone
Sale price¥39,800
Australian black opal 0.407ct loose stone
Sale price¥8,800
Colombian emerald with pyrite 0.248ct rough stone
Sale price¥12,800
Ruby 0.289ct loose stone by Takakikyo
Sale price¥12,800
Pigeon Blood Ruby 0.295ct Loose AIGS
Sale price¥49,800
![[Option] Milling](http://store.karatz.jp/cdn/shop/files/tomekata.webp?v=1713238617&width=1249)
[Option] Milling
Sale price¥5,000
Non-Oil Emerald 0.555ct Loose Stone by Nikkei
Sale price¥288,000
Colombian oil-free emerald 0.310ct loose stone
Sale price¥298,000
Brazilian Dumortierite in Quartz 0.495ct loose stone
Sale price¥5,980
Brazilian Dumortierite in Quartz 0.387ct loose stone
Sale price¥5,980
Brazilian Dumortierite in Quartz 0.432ct Loose Stone
Sale price¥6,980
Brazilian alexandrite 0.061ct loose
Sale price¥12,800
Brazilian alexandrite 0.058ct loose
Sale price¥12,800
Brazilian alexandrite 0.051ct loose
Sale price¥11,000
Brazilian alexandrite 0.060ct loose
Sale price¥12,800
Madagascar Pezzottaite 0.229ct loose stone
Sale price¥19,800
Madagascar Pezzottaite 0.554ct loose stone
Sale price¥19,800
Sri Lankan Star Sapphire 1.339ct Loose
Sale price¥15,800
Sri Lankan Star Sapphire 1.682ct Loose
Sale price¥15,800
Sri Lankan Star Sapphire 1.225ct Loose
Sale price¥15,800
Russian Demantoid Garnet (Horsetail) 2.9mm/0.194ct Loose Stone
Sale price¥29,800
Kenyan Tsavorite 0.379ct loose stone
Sale price¥35,800
Tanzanite 1.004ct loose stone
Sale price¥22,800
Tanzanite 4.8mm/0.494ct loose stone
Sale price¥15,800
Bicolor Zoisite 1.100ct Loose Stone (Bicolor Tanzanite)
Sale price¥19,800
Bicolor Zoisite 0.450ct Loose Stone (Bicolor Tanzanite)
Sale price¥18,800
Lavender Tanzanite 0.784ct loose stone
Sale price¥14,800
Mexican Fire Opal 1.833ct Loose
Sale price¥49,800
Mexican Fire Opal 1.424ct Loose
Sale price¥49,800
Yellow Zircon 0.268ct Loose
Sale price¥9,800
Myanmar Trapiche Ruby 0.250ct Loose
Sale price¥15,800
Myanmar Trapiche Ruby 0.342ct Loose
Sale price¥15,800
Namibian Hemimorphite 0.697ct Loose Stone
Sale price¥8,800
Namibian Hemimorphite 0.736ct Loose Stone
Sale price¥8,800
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.