Tanzanian pink tourmaline 0.558ct loose stone
Sale price¥12,800
Brazilian Green Tourmaline 2.218ct Loose
Sale price¥29,800
Cambodian Blue Zircon 1.757ct Loose
Sale price¥19,800
Brazilian pink tourmaline 0.968ct loose stone
Sale price¥25,800
Brazilian Pink Tourmaline 0.470ct Loose Stone
Sale price¥12,800
Turkish pink diaspore 0.205ct loose stone
Sale price¥12,800
Brazilian Pink Tourmaline 0.862ct Loose Stone
Sale price¥15,800
Brazilian dendritic quartz 4.587ct loose stone
Sale price¥12,800
Spessartite Garnet from Madagascar 1.053ct loose stone
Sale price¥29,800
Sri Lankan Chrysoberyl Cat's Eye 0.556ct Loose Stone
Sale price¥15,800
Australian Rainbow Lattice Sunstone 1.746ct Loose Stone
Sale price¥15,800
Bekily Blue Garnet (color change garnet) 0.114ct loose
Sale price¥11,800
Brazilian alexandrite 0.116ct loose
Sale price¥15,800
Brazilian Alexandrite 0.106ct Loose Stone (Silky Alexandrite)
Sale price¥15,800
Brazilian alexandrite 0.120ct loose
Sale price¥15,800
Madagascar sapphire 0.448ct loose stone
Sale price¥19,800
Madagascar Blue Sapphire 0.401ct Loose
Sale price¥14,800
South African diamond rough (sawable) 0.085ct rough
Sale price¥19,800
South African diamond rough (sawable) 0.091ct rough
Sale price¥22,800
South African diamond rough (sawable) 0.110ct rough
Sale price¥25,800
Russian rough diamond (sawable) 0.101ct loose
Sale price¥25,800
Russian rough diamond (sawable) 0.117ct loose
Sale price¥29,800
Brazilian bicolor tourmaline 2.153ct loose stone
Sale price¥29,800
Colombian Trapiche Emerald 0.488ct Loose
Sale price¥25,800
Brazilian Limonite in Topaz 4.743ct loose stone
Sale price¥12,800
Paraiba Tourmaline from Mozambique 0.360ct loose stone
Sale price¥18,800
American Anthill Garnet 6mm/0.896ct Loose Stone
Sale price¥29,800
Myanmar Purple Spinel 0.650ct Loose
Sale price¥12,800
[12552167] Purple spinel 0.880ct loose stone
Sale price¥14,800
[12550838] Brazilian Limonite in Topaz 4.680ct Loose Stone
Sale price¥11,800
[Posted in 12549756] Lavender quartz (scorolite) 1.704ct loose
Sale price¥19,800
[Posted 12548743] Cornellpine from Tanzania 0.181ct loose
Sale price¥29,800
Tanzanian Kornerupine 0.154ct loose stone
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.267ct Loose
Sale price¥14,800
Amethyst 9.860ct loose stone
Sale price¥18,800
Emerald 0.310ct loose
Sale price¥12,800
Brazilian Amethyst 12.9mm/7.637ct Loose Stone
Sale price¥12,800
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.