Tanzanian Kornerupine 0.219ct Loose Stone
Sale price¥29,800
Tanzanian Kornerupine 0.084ct Loose Stone
Sale price¥22,800
Brazilian Green Spodumene 2.899ct Loose Stone
Sale price¥12,800
Brazilian Green Spodumene 2.433ct Loose Stone
Sale price¥18,800
Brazilian Green Spodumene 2.710ct Loose Stone
Sale price¥18,800
Sri Lankan star sapphire 2.062ct loose
Sale price¥12,800
Diamond (cabochon cut) 0.196ct loose
Sale price¥29,800
Mexican cantera opal 14.740ct loose
Sale price¥14,800
Ruby from Greenland 0.307ct loose with certificate
Sale price¥15,800
Synthetic rutile 5mm/0.585ct loose
Sale price¥12,800
Synthetic rutile 5mm/0.642ct loose stone
Sale price¥12,800
Mexican Cantera Opal 2.661ct Loose
Sale price¥12,800
Sapphire from Sri Lanka (Safarin) 0.245ct loose
Sale price¥12,800
Mexican Cantera Opal 1.209ct Loose Stone (Rose Cut)
Sale price¥12,800
Mexican Cantera Opal 1.394ct Loose Stone (Rose Cut)
Sale price¥12,800
Mexican Cantera Opal 1.436ct Loose Stone (Rose Cut)
Sale price¥12,800
Cambodian Zircon 1.620ct Loose
Sale price¥15,800
Zimbabwean Euclase 0.129ct Loose Stone with Certificate of Authenticity
Sale price¥29,800
Bicolor Fluorite 24.682ct Loose
Sale price¥29,800
Sri Lankan Yellow Sapphire 0.320ct Loose
Sale price¥15,800
Mexican Hyalite Opal 6.0mm/0.708ct Loose
Sale price¥25,800
Yellow Diamond (Cabochon Cut) 0.176ct Loose
Sale price¥29,800
Pezzotite from Madagascar 0.257ct loose
Sale price¥15,800
Brazilian chlorite in quartz 27.725ct loose stone
Sale price¥19,800
Brazilian bicolor tourmaline 1.032ct loose stone
Sale price¥25,800
Oregon Sunstone from the United States 8.0mm/1.835ct loose stone
Sale price¥22,800
Brazilian bicolor tourmaline 1.255ct loose stone
Sale price¥25,800
Mexican Fire Opal 1.348ct Loose
Sale price¥15,800
Bicolor sapphire 0.301ct loose
Sale price¥18,800
Madagascar Bicolor Sapphire 0.232ct Loose
Sale price¥15,800
Colombian Euclase 0.817ct loose stone
Sale price¥29,800
Colombian Euclase 1.344ct loose stone
Sale price¥26,800
Colombian Euclase 1.408ct Loose Stone
Sale price¥24,800
Colombian Euclase 1.776ct loose stone
Sale price¥15,800
Brazilian Morganite 2.183ct loose stone
Sale price¥29,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.375ct Loose Stone
Sale price¥18,800
Mexican fire agate 8.69ct loose
Sale price¥14,800
Mexican fire agate 5.86ct loose
Sale price¥14,800
Sweet Home Rhodochrosite 2.7mm/0.108ct Loose Stone
Sale price¥12,800
Colombian fluorite 6.327ct loose stone
Sale price¥25,800
Kunzite from Afghanistan 4.992ct loose stone
Sale price¥15,800
Brazilian Green Spodumene 9.0mm/2.271ct Loose Stone
Sale price¥12,800
Brazilian Green Spodumene 9.0mm/2.747ct Loose Stone
Sale price¥18,800
Madagascar Aquamarine 1.678ct Loose Stone
Sale price¥15,800
Tanzanite from Tanzania 0.432ct loose stone
Sale price¥12,800
Tibetan Andesine 0.671ct loose stone
Sale price¥12,800
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.