Synthetic Alexandrite 0.560ct loose stone
Sale price¥14,800
Brazilian Green Tourmaline 0.561ct Loose Stone
Sale price¥25,800
Tanzanite 0.477ct loose stone (princess cut) from Tanzania
Sale price¥12,800
Tanzanite from Tanzania 0.520ct loose stone
Sale price¥12,800
Vietnam Aquamarine 0.585ct Loose
Sale price¥12,800
Ethiopian Sunstone 0.661ct Loose
Sale price¥9,800
Cambodian Zircon 1.547ct Loose Stone
Sale price¥22,800
Brazilian Green Tourmaline 1.431ct Loose Stone
Sale price¥12,800
Pakistani Axinite 0.500ct loose stone (green tint)
Sale price¥12,800
Pakistani Axinite 1.190ct loose stone (green tint)
Sale price¥39,800
Madagascar Purple Sapphire 4.5mm/0.393ct Loose Stone
Sale price¥18,800
Madagascar Purple Sapphire 4.5mm/0.435ct Loose Stone
Sale price¥18,800
Pakistani Axinite (Green Tint) 1.389ct Loose Stone
Sale price¥39,800
Oregon Sunstone from the United States 0.605ct loose stone
Sale price¥8,800
Colombian Euclase 1.314ct loose stone
Sale price¥39,800
Kasharai Amethyst 0.430ct Loose
Sale price¥12,800
Sri Lankan Violet Spinel 0.592ct Loose
Sale price¥8,800
Sri Lankan Purple Star Sapphire 2.461ct Loose
Sale price¥69,800
Sri Lankan Blue Sapphire 4.3mm/0.371ct Loose Stone
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 4.5mm/0.309ct Loose Stone
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 4.3mm/0.292ct Loose Stone
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 4.5mm/0.328ct Loose Stone
Sale price¥12,800
Oregon Sunstone from the United States 0.596ct loose stone
Sale price¥12,800
Tanzania UV type bicolor tsavorite 0.947ct loose stone
Sale price¥39,800
Tanzanian Kornerupine 0.616ct loose stone
Sale price¥49,800
Brazilian Morganite 0.633ct loose stone
Sale price¥9,800
Australian Opal 0.371ct Loose
Sale price¥8,800
Australian Opal 0.423ct Loose
Sale price¥6,980
Brazilian Dumortierite in Quartz 0.578ct loose stone (faceted cut)
Sale price¥5,980
Brazilian Dumortierite in Quartz 0.482ct loose stone (faceted cut)
Sale price¥5,980
Brazilian Dumortierite in Quartz 0.652ct loose stone (faceted cut)
Sale price¥9,800
Brazilian Dumortierite in Quartz 0.313ct loose stone (faceted cut)
Sale price¥6,980
Brazilian Green Spodumene 0.599ct Loose Stone
Sale price¥4,980
Sri Lankan Yellow Sapphire 0.318ct Loose
Sale price¥15,800
Sri Lankan Yellow Sapphire 0.349ct Loose
Sale price¥15,800
Mexican Hyalite Opal 4.9mm/0.348ct Loose
Sale price¥12,800
Mexican Hyalite Opal 4.8mm/0.304ct Loose Stone
Sale price¥9,800
Mexican Hyalite Opal 5.0mm/0.378ct Loose Stone
Sale price¥11,000
Indian Moss Agate 0.387ct Loose Stone
Sale price¥8,800
Indian Moss Agate 0.601ct Loose Stone
Sale price¥8,800
Indian Moss Agate 0.301ct Loose Stone (Princess Cut)
Sale price¥6,980
Brazilian pyrope almandine garnet 0.925ct loose stone
Sale price¥9,800
Brazilian Aquamarine 0.546ct Loose Stone
Sale price¥8,800
Brazilian Aquamarine 0.499ct Loose Stone
Sale price¥7,980
Brazilian Dumortierite in Quartz 0.368ct loose stone
Sale price¥12,800
Sri Lankan Brown Zircon 1.121ct 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.