Brazilian copper rutilated quartz 1.381ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.262ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.991ct loose stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.610ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 2.101ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.889ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.465ct loose stone
Sale price¥8,800
Brazilian Paraiba Tourmaline 0.360ct Loose GIA
Sale price¥298,000
Brazilian Green Tourmaline 0.825ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.883ct Loose Stone
Sale price¥19,800
Brazilian Green Tourmaline 0.376ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.332ct Loose Stone
Sale price¥9,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 0.344ct Loose Stone
Sale price¥12,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 4.868ct Loose Stone
Sale price¥14,800
Brazilian Alexandrite 3mm/0.134ct loose stone (rose cut)
Sale price¥24,800
Brazilian Alexandrite 3.1mm/0.131ct Loose Stone (Rose Cut)
Sale price¥23,800
Brazilian Amethyst 9.749ct Loose Stone
Sale price¥15,800
Brazilian Amethyst 12.9mm/7.637ct Loose Stone
Sale price¥12,800
Brazilian Imperial Topaz 0.744ct Loose Stone
Sale price¥12,800
[12550838] Brazilian Limonite in Topaz 4.680ct Loose Stone
Sale price¥11,800
Brazilian Limonite in Topaz 4.743ct loose stone
Sale price¥12,800
Brazilian Indigolite Tourmaline 7.002ct Loose Stone, Japan-Germany Exchange
Sale price¥198,000
Brazilian alexandrite 0.120ct loose
Sale price¥15,800
Brazilian Alexandrite 0.106ct Loose Stone (Silky Alexandrite)
Sale price¥15,800
Brazilian alexandrite 0.116ct loose
Sale price¥15,800
Brazilian dendritic quartz 4.587ct loose stone
Sale price¥12,800
Brazilian Pink Tourmaline 0.862ct Loose Stone
Sale price¥15,800
Brazilian Pink Tourmaline 0.470ct Loose Stone
Sale price¥12,800
Brazilian Pink Tourmaline 0.561ct Loose Stone
Sale price¥9,800
Brazilian pink tourmaline 0.968ct loose stone
Sale price¥25,800
Brazilian Blue Tourmaline 0.196ct Loose
Sale price¥8,800
Brazilian Green Tourmaline 2.218ct Loose
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.
業界発展のための後進育成や事業協力、宝石の国スリランカの子どもたちへの支援活動など、KARATZの取り組みについてご紹介いたします。
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.