Brazilian Petalite 1.659ct loose stone
Sale price¥12,800
Brazilian Paraiba tourmaline 0.184ct raw stone (CuO:1.5%, MnO:0.6%)
Sale price¥12,800
Brazilian Paraiba tourmaline 0.180ct raw stone (CuO:1.8%, MnO:0.1%)
Sale price¥12,800
Brazilian Paraiba tourmaline in quartz 3.678ct loose
Sale price¥9,800
Brazilian bicolor tourmaline 12.842ct loose
Sale price¥298,000
Mexican Hyalite Opal 4.9mm/0.348ct Loose
Sale price¥12,800
Mexican Hyalite Opal 6.9mm/1.134ct Loose
Sale price¥25,800
![[On Sale at 10 PM on September 14th] Mexican Hyalite Opal 6.1mm/0.652ct Loose](http://store.karatz.jp/cdn/shop/files/collage_34b5d1b8-6bc5-48fb-9ca5-3944313a240e.png?v=1757727531&width=2250)
Mexican Hyalite Opal 5.2mm/0.439ct Loose Stone
Sale price¥12,800
Mexican Hyalite Opal 4.8mm/0.304ct Loose Stone
Sale price¥9,800
Mexican Hyalite Opal 5.0mm/0.378ct Loose Stone
Sale price¥11,000
Tanzanian bicolor sapphire 0.262ct loose stone
Sale price¥19,800
Paraiba tourmaline from Brazil 3.1mm/0.151ct loose (CuO:1.1%, MnO:3.8%)
Sale price¥29,800
Brazilian Paraiba tourmaline in quartz 2.864ct loose
Sale price¥9,800
Blue beryl (Macisi beryl) 0.193ct loose stone
Sale price¥8,800
Blue beryl (Macis beryl) 0.166ct loose stone
Sale price¥8,800
Mexican fire opal (faceted cut) 0.387ct loose stone
Sale price¥14,800
Mexican Fire Opal (Faceted Cut) 0.918ct Loose
Sale price¥12,800
Mexican Fire Opal (Faceted Cut) 0.525ct Loose
Sale price¥12,800
Synthetic black opal 2.996ct loose stone
Sale price¥29,800
Tanzania Peristallite 5.4mm/0.397ct loose stone
Sale price¥7,980
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.783ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 0.712ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.676ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.728ct Loose Stone
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.718ct Loose Stone
Sale price¥18,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.735ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.751ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.704ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.656ct Loose Stone
Sale price¥15,800
Brazilian Golden Beryl 7.3mm/1.391ct Loose Stone
Sale price¥8,800
Synthetic black opal 1.209ct loose stone
Sale price¥18,800
Prehnite 3.016ct loose stone
Sale price¥6,980
Chrysoberyl cat's eye 1.497ct loose
Sale price¥22,800
Myanmar Star Peridot 2.678ct Loose Stone
Sale price¥29,800
Myanmar Podretteite 0.790ct loose stone
Sale price¥198,000
Myanmar Star Peridot 3.644ct Loose Stone
Sale price¥39,800
K18PG Brazilian color shift amethyst, hackmanite, pink sapphire ring
Sale price¥79,800
American red beryl 0.080ct loose
Sale price¥39,800
Nigerian Green Beryl 0.340ct Loose Stone
Sale price¥6,980
Parasite Peridot (Parasitetic Peridot) 0.172ct Loose Stone
Sale price¥98,000
Myanmar bicolor podoretite 1.960ct loose stone
Sale price¥1,000,000
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.