Chrysoprase 3.003ct loose stone
Sale price¥9,800
Brazilian Dumortierite in Quartz 2.551ct Loose Stone
Sale price¥19,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 2.473ct Loose Stone
Sale price¥29,800
Brazilian dendritic quartz 2.381ct loose stone
Sale price¥7,980
Brazilian Paraiba Tourmaline in Quartz 2.403ct loose stone
Sale price¥45,800
Brazilian Dalmatian Quartz 2.041ct Loose Stone
Sale price¥12,800
Bicolor sapphire 2.040ct loose stone
Sale price¥59,800
[Sakura Shape] Mexican Opal 2.551ct Loose Patch
Sale price¥59,800
[Rouge cut] Almandine garnet 2.476ct loose stone
Sale price¥9,800
Tanzanian bicolor tanzanite 3.018ct rough and loose stone set of 2
Sale price¥6,980
Madagascar White Topaz (Needle-in Topaz) 4.086ct Loose
Sale price¥15,800
Brazilian Rubellite (Red Tourmaline) 3.844ct Loose Stone
Sale price¥128,000
Brazilian bicolor tourmaline 3.282ct loose
Sale price¥59,800
Mexican Cantera Opal 2.809ct Loose
Sale price¥25,800
Mexican Cantera Opal 3.280ct Loose
Sale price¥9,800
Mexican Cantera Opal 4.973ct Loose
Sale price¥15,800
Mexican Cantera Opal 2.982ct Loose
Sale price¥14,800
Mexican Smithsonite 2.697ct loose stone
Sale price¥9,800
Congo Bicolor Tourmaline 3.429ct Loose
Sale price¥128,000
Mozambique Aquamarine 3.301ct Loose Stone
Sale price¥59,800
Brazilian Paraiba Tourmaline in Quartz 2.827ct loose stone
Sale price¥49,800
Brazilian Paraiba Tourmaline in Quartz 3.049ct loose stone
Sale price¥49,800
Brazilian Medusa Quartz (Paraiba Quartz) 2.089ct loose stone
Sale price¥16,800
Sri Lankan Goethite Topaz 4.992ct Loose Stone
Sale price¥14,800
Brazilian Green Tourmaline 2.907ct Loose Stone
Sale price¥98,000
Brazilian Green Tourmaline 4.374ct Loose Stone
Sale price¥98,000
Brazilian parti-color tourmaline 2.702ct loose stone
Sale price¥69,800
Czech Aragonite 8.0mm/2.082ct Loose Stone
Sale price¥69,800
Brazilian Rubellite 3.845ct loose stone
Sale price¥198,000
Spanish Sphalerite 8mm/2.796ct loose stone
Sale price¥69,800
Mozambique rubellite 2.752ct loose stone
Sale price¥69,800
Mozambique Rubellite 2.141ct Loose Stone
Sale price¥69,800
Japanese style twin crystal 4.727ct raw stone
Sale price¥15,800
Japanese style twin crystal 4.715ct raw stone
Sale price¥15,800
Japanese style twin crystal 3.472ct raw stone
Sale price¥9,800
Spanish Sphalerite 2.726ct loose stone
Sale price¥39,800
Spanish bicolor sphalerite 3.504ct loose stone
Sale price¥38,800
Pakistani Aragonite 3.086ct loose stone
Sale price¥9,800
Pakistani Aragonite 2.879ct loose stone
Sale price¥8,800
#202510 Campaign Shortage Bicolor Tourmaline 3.468ct Loose
Sale price¥6,980
Brazilian Dumortierite in Quartz 2.714ct loose stone
Sale price¥24,800
Brazilian Sky Blue Topaz (untreated) 2.116ct loose stone
Sale price¥15,800
Brazilian Morganite 4.720ct loose stone
Sale price¥98,000
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.