Mexican fire opal 1.283ct loose stone
Sale price¥29,800
Mozambique ruby 0.537ct loose stone
Sale price¥15,800
Brazilian Euclase 1.240ct loose
Sale price¥19,800
Mexican cantera opal 7.563ct loose
Sale price¥15,800
Mexican cantera opal 9.422ct loose
Sale price¥25,800
Mexican cantera opal 15.542ct loose
Sale price¥15,800
Bicolor Zoisite 0.581ct loose
Sale price¥12,800
Brazilian green tourmaline 0.821ct loose stone
Sale price¥12,800
Brazilian Dumortierite in Quartz 1.131ct Loose Stone
Sale price¥12,800
![[12/6 22:00] Myanmar Spinel in Marble 61.204ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC021311.jpg?v=1766550405&width=4000)
![[On Sale at 10 PM on December 9th] American Peridot 0.855ct Loose Stone (Lily Pad Inclusions)](http://store.karatz.jp/cdn/shop/files/PC042970.jpg?v=1765631710&width=4000)
Sri Lankan Yellow Sapphire 0.343ct Loose
Sale price¥12,800
![[12/7 22:00] Brazilian Rubellite 0.332ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052669.jpg?v=1765587579&width=4000)
[12/7 22:00] Brazilian Rubellite 0.332ct Loose Stone
Sale price¥12,800
![[12/7 22:00] Tanzanian Zoisite 1.312ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052795_87a82d9b-570c-4ae4-b889-ab9a76d6a0c7.jpg?v=1765587236&width=3276)
[12/7 22:00] Tanzanian Zoisite 1.312ct Loose Stone
Sale price¥18,800
Blue beryl (Mashish beryl) 3.268ct loose stone
Sale price¥25,800
![[12/7 22:00 Sale] Mexican Egg-in Opal 0.381ct Loose](http://store.karatz.jp/cdn/shop/files/PC053061_853dfbb9-2bb5-4b4f-abbd-aef4b76d3dd5.jpg?v=1766553969&width=4000)
[12/7 22:00 Sale] Mexican Egg-in Opal 0.381ct Loose
Sale price¥18,800
Mexican Water Opal (Faceted) 0.402ct Loose (Contrarus Opal)
Sale price¥12,800
Green sapphire 0.607ct loose stone
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.170ct Loose
Sale price¥12,800
Bicolor chrysoberyl from Madagascar 1.520ct loose
Sale price¥18,800
Bicolor chrysoberyl from Madagascar 1.003ct loose
Sale price¥14,800
Bicolor chrysoberyl from Madagascar 1.753ct loose
Sale price¥25,800
Sphene from Madagascar 1.853ct loose
Sale price¥24,800
Bicolor Zoisite 1.210ct loose
Sale price¥15,800
Sphene from Madagascar 1.476ct loose
Sale price¥18,800
Brazilian kyanite in quartz 4.770ct loose
Sale price¥12,800
Diaspore 1.209ct loose from Türkiye
Sale price¥15,800
Brazilian kyanite in quartz 13.740ct loose
Sale price¥29,800
Goshenite 1.620ct loose
Sale price¥15,800
Bicolor sapphire from Madagascar 0.265ct loose
Sale price¥16,800
American benitoite 0.098ct loose
Sale price¥25,800
American benitoite 0.102ct loose
Sale price¥22,800
American benitoite 0.101ct loose
Sale price¥25,800
American benitoite 0.097ct loose
Sale price¥24,800
American benitoite 0.127ct loose
Sale price¥28,800
Mexican water opal 0.212ct loose (contrarus opal)
Sale price¥18,800
Brazilian Pyrite in Quartz 6.992ct Loose Stone
Sale price¥18,800
Brazilian Pyrite in Quartz 4.153ct Loose Stone
Sale price¥11,000
German Hauyne 2.7mm/0.076ct Loose Stone
Sale price¥29,800
Madagascar Bekily Blue Garnet (Color Change Garnet) 0.221ct Loose Stone
Sale price¥22,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.189ct Loose Stone
Sale price¥18,800
Bekiri Blue Garnet (Color Change Garnet) from Madagascar, 0.183ct Loose
Sale price¥18,800
Colombian emerald 3.3mm/0.131ct loose stone
Sale price¥25,800
Mexican Opal (Faceted) 0.261ct Loose (Contrarus Opal)
Sale price¥12,800
Red beryl 0.104ct loose
Sale price¥29,800
Mexican Water Opal (Faceted) 0.215ct Loose (Contrarus Opal)
Sale price¥18,800
Tanzanian Dragon Garnet 1.042ct Loose Stone
Sale price¥28,800
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.