Brazilian dumortierite in quartz 6.727ct loose
Sale price¥25,800
Brazilian dumortierite in quartz 4.230ct loose
Sale price¥12,800
Brazilian Green Beryl Cat's Eye 0.559ct Loose Stone
Sale price¥5,980
Brazilian green beryl cat's eye 1.022ct loose
Sale price¥8,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 3.041ct loose
Sale price¥18,800
Brazilian Dendritic Agate 3.554ct Loose Stone
Sale price¥2,980
Brazilian Dendritic Agate 2.301ct Loose Stone
Sale price¥2,980
Brazilian Dendritic Agate 3.948ct Loose Stone
Sale price¥3,980
Brazilian Apatite Cat's Eye 3.914ct Loose Stone
Sale price¥6,980
Brazilian Topaz Cat's Eye 8.781ct Loose Stone
Sale price¥8,800
Brazilian Topaz Cat's Eye 7.869ct Loose Stone
Sale price¥8,800
Brazilian Rainbow Scapolite 3mm/0.120ct Loose Stone
Sale price¥3,980
Brazilian Rainbow Aquamarine (Iridescent Aquamarine) 1.439ct Loose Stone
Sale price¥12,800
Brazilian bicolor tourmaline 0.880ct loose stone
Sale price¥12,800
Brazilian Madeira Citrine 6.8mm/1.150ct Loose Stone
Sale price¥4,980
Brazilian dumortierite in quartz 3.077ct loose
Sale price¥12,800
Brazilian alexandrite 0.151ct loose
Sale price¥25,800
Brazilian Unheated Bicolor Paraiba Tourmaline 0.105ct Loose GIA
Sale price¥198,000
Brazilian Imperial Topaz 0.398ct Loose Stone
Sale price¥12,800
Brazilian Swiss Blue Topaz 1.062ct Loose Stone
Sale price¥9,800
Brazilian bicolor topaz 3.098ct loose stone
Sale price¥29,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 5.2mm/0.533ct Loose Stone
Sale price¥12,800
Brazilian Green Tourmaline 3.943ct Loose Stone
Sale price¥39,800
Brazilian Aquamarine 0.176ct Loose Stone
Sale price¥8,800
Brazilian Rhodonite 1.558ct loose stone
Sale price¥22,800
Brazilian Paraiba tourmaline 0.171ct loose stone (CuO: 1.7%, MnO: 2.3%)
Sale price¥98,000
[Takeshi Yamamoto] Brazilian Rock Crystal 12.725ct Loose
Sale price¥39,800
Brazilian bicolor tourmaline 13.927ct loose stone
Sale price¥198,000
Brazilian bicolor tourmaline 0.572ct loose stone (rose cut)
Sale price¥14,800
Brazilian Bicolor Tourmaline 0.901ct Loose Stone (Rose Cut)
Sale price¥12,800
Brazilian chlorite in quartz 27.725ct loose stone
Sale price¥19,800
Brazilian bicolor tourmaline 1.032ct loose stone
Sale price¥25,800
Brazilian bicolor tourmaline 1.875ct loose stone
Sale price¥39,800
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.