Chrysoprase 3.003ct loose stone
Sale price¥9,800
Synthetic Opal (Synthetic Black Opal) 0.651ct Loose
Sale price¥15,800
Indian Moonstone 8.2mm/1.823ct Loose
Sale price¥14,800
Brazilian Rubellite 2.022ct Loose Stone
Sale price¥55,800
Brazilian Rubellite (Red Tourmaline) 1.525ct Loose Stone
Sale price¥39,800
Brazilian Petalite 1.654ct loose stone
Sale price¥9,800
Tanzanite from Tanzania 1.522ct loose stone
Sale price¥55,800
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
Colombian emerald 1.321ct loose stone (partly trapiche emerald)
Sale price¥98,000
Indian Moss Agate 1.434ct Loose Stone
Sale price¥12,800
Cambodian Blue Zircon 1.606ct Loose
Sale price¥18,800
Brazilian Green Tourmaline 1.059ct Loose Stone
Sale price¥16,800
Tanzanite from Tanzania 1.577ct loose stone
Sale price¥49,800
Tanzanite from Tanzania 1.243ct loose stone
Sale price¥45,800
Madagascar sphene 2.791ct loose stone
Sale price¥98,000
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
Brazilian Moss Agate 1.065ct Loose Stone
Sale price¥12,800
0.620ct rough stone of Jeremejevite from Namibia
Sale price¥6,980
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
[Camellia Cut] Oregon Sunstone 14mm/2.102ct {Collaboration} Loose Patch
Sale price¥79,800
Amazon Green Opal 1.372ct Loose (Faceted Cut)
Sale price¥8,800
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
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.