Colombian Trapiche Emerald 0.222ct Loose
Sale price¥18,800
Pigeon Blood Ruby 0.38ct Loose AIGS
Sale price¥59,800
Synthetic Alexandrite 0.287ct loose stone
Sale price¥8,800
Tanzania Bicolor Zoisite 0.130ct Loose Stone
Sale price¥3,980
Tanzania Bicolor Zoisite 0.357ct Loose Stone
Sale price¥6,980
Vietnam Aquamarine 0.626ct Loose
Sale price¥8,800
American Bicolor Benitoite 0.358ct Loose Stone by Nikkei
Sale price¥298,000
Myanmar Ubaite Tourmaline 4.0mm/0.251ct Loose Stone
Sale price¥22,800
Madagascar sapphire 0.162ct loose stone
Sale price¥5,980
Madagascar sapphire 0.377ct loose stone
Sale price¥12,800
Tanzania Green Apatite 0.246ct Loose Stone
Sale price¥8,800
Tanzania Green Apatite 0.190ct Loose Stone
Sale price¥6,980
Tanzania Green Apatite 0.329ct Loose Stone
Sale price¥8,800
Emerald 0.308ct loose stone
Sale price¥14,800
Brazilian Euclase 0.289ct loose stone
Sale price¥12,800
Brazilian Euclase 0.263ct Loose Stone (Colorless Euclase)
Sale price¥9,800
Tanzanian Lavender Tanzanite 0.382ct Loose Stone
Sale price¥12,800
Synthetic Alexandrite 0.287ct loose stone
Sale price¥8,800
Synthetic Alexandrite 0.471ct loose stone
Sale price¥14,800
Brazilian Paraiba Tourmaline 0.360ct Loose GIA
Sale price¥298,000
Blue sapphire 0.231ct loose
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.406ct Loose
Sale price¥9,800
Brazilian Green Tourmaline 0.376ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.332ct Loose Stone
Sale price¥9,800
Canary Yellow Tourmaline from Mozambique 0.132ct loose stone
Sale price¥8,800
Tanzanite from Tanzania 0.245ct loose stone
Sale price¥9,800
Tanzania Bicolor Zoisite 0.295ct Loose Stone
Sale price¥8,800
Tanzanite from Tanzania 0.385ct loose stone
Sale price¥9,800
Tanzania Bicolor Zoisite 0.286ct Loose Stone
Sale price¥8,800
Brazilian Alexandrite 3.1mm/0.131ct Loose Stone (Rose Cut)
Sale price¥23,800
YAG (Yttrium Aluminum Garnet) 3.9mm/0.317ct loose stone
Sale price¥6,980
YAG (Yttrium Aluminum Garnet) 3.3mm/0.208ct Loose Stone (Rose Cut)
Sale price¥5,980
Emerald 0.310ct loose
Sale price¥12,800
Nigerian bicolor tourmaline 0.379ct loose stone
Sale price¥8,800
Canary Yellow Tourmaline from Mozambique 0.142ct loose stone
Sale price¥8,800
Tanzanite from Tanzania 0.272ct loose stone
Sale price¥8,800
Tanzanian green sapphire 0.303ct loose stone
Sale price¥9,800
Sri Lankan cobalt spinel 0.281ct loose stone
Sale price¥59,800
[12550865] 0.203ct loose zoisite from Tanzania
Sale price¥6,980
Myanmar Violet Spinel 0.426ct Loose
Sale price¥8,800
American Red Beryl 0.147ct Loose
Sale price¥39,800
Diamond (cabochon cut) 0.206ct loose
Sale price¥55,800
Namibian Jeremejevite 0.501ct loose stone (bicolor)
Sale price¥98,000
Brazilian Blue Tourmaline 0.196ct Loose
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.