Apatite from Madagascar 0.608ct Loose Stone
Sale price¥8,800
Kochi Prefecture-produced red coral 0.978ct loose stone
Sale price¥9,800
[Listed as 12563489] Sri Lankan Blue Sapphire 0.636 ct Loose Stone
Sale price¥39,800
[Listed on 12563726] Sri Lankan Purple Sapphire 0.661ct Loose Stone
Sale price¥59,800
Australian Rainbow Lattice Sunstone 0.850ct Loose Stone
Sale price¥8,800
Australian Rainbow Lattice Sunstone 0.722ct Loose
Sale price¥14,800
Bi-color Kyanite from Nepal, 0.526ct, Loose
Sale price¥15,800
Loose 0.824 ct Colombian Bi-Color Emerald
Sale price¥25,800
Australian Black Opal 0.778ct Loose
Sale price¥35,800
Brazilian Green Tourmaline 0.770ct Loose Stone with Appraisal Report
Sale price¥25,800
0.809ct Loose Bicolor Grossular Garnet from Kenya
Sale price¥25,800
Bicolor Grossular Garnet from Tanzania 0.839ct Loose
Sale price¥19,800
Tanzanian Bicolor Grossular Garnet 0.934ct Loose
Sale price¥24,800
Bicolor Grossular Garnet from Tanzania 0.779ct Loose Stone
Sale price¥19,800
Bicolor Grossular Garnet from Tanzania 0.602ct Loose Stone
Sale price¥16,800
Tanzanian Bicolor Grossular Garnet 0.787ct Loose Stone
Sale price¥19,800
Tanzanian Bi-Color Grossular Garnet 0.882ct Loose Stone
Sale price¥22,800
Tanzanian Bicolor Grossular Garnet 0.544ct Loose Gemstone
Sale price¥14,800
Bicolor Grossular Garnet from Tanzania 0.855ct Loose Stone
Sale price¥18,800
Tanzanian Bicolor Grossular Garnet 0.586ct Loose Stone
Sale price¥14,800
Sri Lankan orange sapphire 0.654ct loose with certificate
Sale price¥29,800
Sri Lankan Yellow Sapphire 0.815ct Loose Stone with Appraisal
Sale price¥15,800
Brazilian Euclase 0.695ct Loose Stone
Sale price¥18,800
Tanzanian Lavender Tanzanite 0.558ct Loose Stone
Sale price¥12,800
Tanzanian bicolor tanzanite 0.573ct loose stone
Sale price¥12,800
Tanzanian Lavender Tanzanite 0.577ct Loose Stone
Sale price¥12,800
Oregon Sunstone from the United States 0.736ct loose stone
Sale price¥8,800
Synthetic Moissanite 5.8mm/0.678ct Loose Stone
Sale price¥8,800
Tanzania Bicolor Zoisite 4.8mm/0.540ct Loose Stone
Sale price¥9,800
Synthetic Moissanite 0.634ct loose stone
Sale price¥9,800
Tanzanian Rhodolite Garnet 0.810ct Loose Stone
Sale price¥9,800
American Herkimer Diamond (Rock Crystal) 5.5mm/0.528ct Loose
Sale price¥8,800
Goshenite 5.7mm/0.572ct loose stone
Sale price¥5,980
Dioptase from Brazil, 0.956ct, loose stone, with鑑別書
Sale price¥23,800
Zimbabwean Blue Apatite (UV Type) 0.650ct Loose
Sale price¥9,800
YAG (Yttrium Aluminum Garnet) 4.9mm/0.574ct loose stone
Sale price¥8,800
Synthetic rutile 0.942ct loose stone
Sale price¥14,800
Mexican Fire Opal 0.718ct Loose
Sale price¥9,800
Mexican Fire Opal 0.593ct Loose (Faceted Cut)
Sale price¥9,800
Tanzania Purple Zoisite 0.863ct Rough Stone
Sale price¥7,980
[12550887] Paraiba Tourmaline from Mozambique 0.784ct loose stone
Sale price¥128,000
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.