Synthetic Opal (Synthetic Black Opal) 0.651ct Loose
Sale price¥15,800
Brazilian Petalite 1.654ct loose stone
Sale price¥9,800
Tibetan bicolor andesine 1.542ct loose stone
Sale price¥14,800
Brazilian Imperial Topaz 0.764ct Loose Stone
Sale price¥19,800
Brazilian bicolor tourmaline 0.845ct loose stone
Sale price¥15,800
Indian Moss Agate 1.434ct Loose Stone
Sale price¥12,800
Brazilian Green Tourmaline 1.059ct Loose Stone
Sale price¥16,800
Indian Rainbow Quartz (Iridescent Quartz) 0.940ct Loose Stone
Sale price¥158,000
Spanish Sphalerite 8mm/2.796ct loose stone
Sale price¥69,800
Colombian pyrite-mica emerald 0.739ct loose stone
Sale price¥36,800
Mozambique rubellite 2.752ct loose stone
Sale price¥69,800
Mozambique Rubellite 2.141ct Loose Stone
Sale price¥69,800
1.953ct Bicolor Sphalerite from Spain
Sale price¥25,800
Indian moss agate 1.065ct loose gemstone
Sale price¥12,800
Brazilian Lepidocrocite in Quartz 1.126ct Loose Stone
Sale price¥12,800
Zimbabwean Blue Apatite (UV Type) 1.019ct Loose
Sale price¥14,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.945ct Loose Stone
Sale price¥24,800
Tanzanian bicolor tanzanite rough stone 2.750ct
Sale price¥9,800
Zimbabwean Blue Apatite (UV type) 1.056ct loose stone
Sale price¥15,800
Brazilian pink tourmaline 1.458ct loose stone
Sale price¥39,800
Oregon Sunstone from the United States 1.132ct loose stone
Sale price¥15,800
Purple zoisite from Tanzania 1.103ct loose Japanese German edition
Sale price¥98,000
Brazilian Dendritic Agate 2.788ct Loose Stone
Sale price¥9,800
Oregon Sunstone from the United States 0.736ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.647ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.262ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.610ct loose stone
Sale price¥8,800
Brazilian Green Tourmaline 0.825ct Loose Stone
Sale price¥9,800
Tanzanian Kornerupine Cat's Eye 1.608ct Loose Stone
Sale price¥6,980
Indian Moonstone 8mm/1.879ct Loose
Sale price¥6,980
Tanzanian Kornerupine Cat's Eye 1.539ct Loose Stone
Sale price¥9,800
[Lottery Sale_0612_09] Yellow Sapphire 2.150ct Loose Gemstone GIT
Sale price¥158,000
[Lottery Sale 0521_06] Sri Lankan Sapphire Cat's Eye Loose Stone 2.442ct
Sale price¥75,800
![[Sakura Shape] Synthetic Sapphire 3.285ct Loose Stone](http://store.karatz.jp/cdn/shop/files/20260201_P2058639.jpg?v=1770602742&width=4000)
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.