Brazilian Paraiba Tourmaline in Quartz 0.556ct Loose Stone
Sale price¥15,800
Zimbabwe Bicolor Euclase 0.405ct Loose Stone by Nikkei
Sale price¥298,000
Myanmar Podretteite 0.407ct loose stone [Gemstone Encyclopedia]
Sale price¥128,000
Brazilian bicolor tourmaline 0.502ct loose stone
Sale price¥9,800
Afghanistan Awinite 0.103ct loose stone JTL catalog
Sale price¥49,800
Brazilian Dumortierite in Quartz 1.320ct Loose Stone
Sale price¥14,800
Brazilian Pink Tourmaline 0.331ct Loose Stone
Sale price¥8,800
Colombian Trapiche Emerald 0.923ct Rough Stone
Sale price¥45,800
Brazilian Paraiba Tourmaline in Quartz 8.0mm/1.199ct Loose Stone
Sale price¥25,800
Brazilian Paraiba Tourmaline in Quartz 0.946ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 0.620ct Loose Stone
Sale price¥25,800
Brazilian Paraiba Tourmaline in Quartz 0.866ct Loose Stone
Sale price¥17,800
Brazilian Paraiba Tourmaline in Quartz 0.812ct Loose Stone
Sale price¥15,800
Madagascar sapphire 0.153ct loose stone
Sale price¥6,980
Madagascar sapphire 0.157ct loose stone
Sale price¥6,980
Madagascar sapphire 0.158ct loose stone
Sale price¥7,980
Madagascar sapphire 0.157ct loose stone
Sale price¥7,980
Silky pink sapphire from Madagascar 0.457ct loose stone
Sale price¥12,800
Silky pink sapphire from Madagascar 0.445ct loose stone
Sale price¥12,800
Brazilian Chrysoberyl Cat's Eye 1.356ct Loose Stone
Sale price¥6,980
German Awinite 0.117ct loose stone
Sale price¥25,800
Orange Hackmanite from Afghanistan 1.101ct loose stone
Sale price¥19,800
Brazilian Pink Tourmaline 1.799ct Loose Stone
Sale price¥35,800
South African Rhodochrosite 0.457ct loose stone
Sale price¥45,800
Tanzanian Rhodolite Garnet 0.649ct Loose Stone
Sale price¥8,800
Synthetic Moissanite 5.9mm/0.648ct Loose Stone
Sale price¥9,800
Synthetic Moissanite 5.9mm/0.651ct Loose Stone
Sale price¥9,800
Brazilian bicolor tourmaline 0.891ct loose stone (princess cut)
Sale price¥15,800
Brazilian Rock Crystal 0.936ct Loose Stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.374ct loose stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.657ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.376ct loose stone
Sale price¥9,800
Brazilian copper rutilated quartz 1.643ct loose stone
Sale price¥12,800
Brazilian copper rutilated quartz 1.507ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.354ct loose stone
Sale price¥9,800
Pakistani Oil in Quartz 0.528ct Loose Stone
Sale price¥9,800
Hackmanite from Afghanistan 4.0mm/0.181ct loose stone
Sale price¥9,800
Mexican Hyalite Opal 6.1mm/0.810ct Loose
Sale price¥15,800
Mexican Hyalite Opal 6.0mm/0.676ct Loose Stone
Sale price¥15,800
Mexican Hyalite Opal 5.0mm/0.449ct Loose Stone
Sale price¥9,800
Brazilian bicolor topaz (untreated) 1.452ct loose stone
Sale price¥18,800
Brazilian parti-color tourmaline 1.412ct loose stone
Sale price¥39,800
Burmese gray spinel 0.827ct loose stone
Sale price¥28,800
Cambodian bicolor zircon 1.668ct loose stone
Sale price¥25,800
Australian black opal 0.693ct loose stone
Sale price¥8,800
Brazilian Euclase (Bicolor Euclase) 0.302ct Loose Stone
Sale price¥49,800
Brazilian Dendritic Agate 0.845ct 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.