Colombian Pyrite, Mica in Emerald 1.192ct Loose Stone with Certificate
Sale price¥79,800
Colombia Cosquez Mine Trapiche Emerald 0.138ct Loose with Certificate
Sale price¥19,800
Colombia Emerald 4.5mm/0.286ct Loose Stone (Hokikyō)
Sale price¥69,800
Colombia Emerald Cat's Eye 0.060ct Loose, Hōki Kyō
Sale price¥15,800
Brazilian yellow beryl, 1.472 ct loose
Sale price¥19,800
Loose 0.824 ct Colombian Bi-Color Emerald
Sale price¥25,800
0.191ct Colombian emerald loose stone, Hōki-kyō
Sale price¥45,800
0.147ct Loose Colombian Emerald with Gemological Report
Sale price¥12,800
Colombian Emerald 3.3mm/0.167ct Loose Stone with Appraisal
Sale price¥24,800
Columbia Emerald 3.3mm/0.158ct Loose Gemstone with Certificate
Sale price¥18,800
Colombian mint color emerald 0.297ct loose stone
Sale price¥8,800
Vietnam Aquamarine 0.398ct Loose
Sale price¥5,980
Vietnam Aquamarine 0.494ct Loose Stone
Sale price¥8,800
Morganite 0.379ct loose stone
Sale price¥7,980
0.183ct Trapiche Emerald Loose Stone from Colombia
Sale price¥39,800
0.210 ct Colombian Trapiche Emerald Loose Stone
Sale price¥39,800
0.215ct Santa Maria Aquamarine from Brazil, Loose Stone with Certificate
Sale price¥15,800
Brazilian Santa Maria Aquamarine 0.183ct Loose Stone with Certification
Sale price¥12,800
American Red Beryl 0.147ct Loose
Sale price¥35,800
American Red Beryl 0.132ct Loose
Sale price¥33,800
American red beryl 0.143ct loose
Sale price¥35,800
0.210ct Colombian Non-Oil Emerald Loose Stone GIA
Sale price¥228,000
Colombian Trapiche Emerald, 1.874ct Loose Stone with Certification
Sale price¥69,800
Pyrite in emerald from Chivor Mine, Colombia, 4.221 ct, loose
Sale price¥98,000
American red beryl 0.160ct loose
Sale price¥89,800
Mozambique Aquamarine 0.216ct Loose Stone
Sale price¥6,980
Aquamarine 0.327ct loose stone
Sale price¥9,800
Colombian Trapiche emerald 0.418ct rough stone
Sale price¥39,800
Colombian emerald 0.145ct loose stone with precious stone
Sale price¥29,800
Colombian emerald 0.512ct loose stone (silky type)
Sale price¥12,800
Brazilian Aquamarine 68.088ct Loose Stone with Gem Identification Report
Sale price¥39,800
0.559ct Brazilian Emerald Cat's Eye Loose Stone with Certificate
Sale price¥9,800
Brazilian Emerald Cat's Eye 0.459ct Loose Stone with Certification
Sale price¥9,800
Brazilian Emerald Cat's Eye 1.022ct Loose Stone with Appraisal
Sale price¥12,800
Colombian Trapiche emerald 0.611ct rough stone
Sale price¥59,800
Non-Oil Emerald 1.370ct Loose GIA
Sale price¥1,580,000
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.