Brazilian Lepidocrocite in Quartz 5.0mm/0.477ct Loose Stone
Sale price¥4,980
South African diamond rough (sawable) 0.112ct rough
Sale price¥44,800
Brazilian Bicolor Tourmaline 0.761ct Loose Stone (Rose Cut)
Sale price¥6,980
Sri Lankan Blue Sapphire 4.0mm/0.414ct Loose Stone
Sale price¥15,800
Zambian Canary Yellow Tourmaline 4.0mm/0.277ct Loose Stone
Sale price¥12,800
Mexican Opal 3.8mm/0.157ct Loose
Sale price¥6,980
Brazilian Tourmaline 0.671ct Loose Stone
Sale price¥9,800
Brazilian Dumortierite in Quartz 2.116ct loose stone
Sale price¥18,800
Tanzanite from Tanzania 0.609ct loose stone
Sale price¥15,800
Tanzanite from Tanzania 5.0mm/0.481ct loose stone
Sale price¥12,800
Unheated silky sapphire from Sri Lanka 0.721ct loose stone
Sale price¥14,800
Madagascar White Sapphire 0.490ct Loose JTL
Sale price¥12,800
Tanzania Bicolor Zoisite 0.147ct Loose Stone
Sale price¥3,980
Tanzania Bicolor Zoisite 3.7mm/0.228ct Loose Stone
Sale price¥5,980
Sri Lankan sapphire 0.211ct loose stone
Sale price¥8,800
Sillimanite from Sri Lanka 0.183ct loose stone
Sale price¥6,980
Zambian Emerald 0.182ct Loose Stone (Silky Emerald)
Sale price¥9,800
Zambian emerald 0.099ct loose stone
Sale price¥9,800
Zambian Emerald 3.7mm/0.215ct Loose Stone (Silky Emerald)
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.324ct Loose
Sale price¥9,800
Indian Parrot Chrysoberyl 3.2mm/0.190ct Loose Stone
Sale price¥15,800
Colombian Euclase 1.157ct loose stone
Sale price¥69,800
Colombian Euclase 2.276ct loose stone
Sale price¥69,800
Sillimanite from Sri Lanka 0.372ct loose stone
Sale price¥7,980
Colombian Euclase 0.315ct loose stone
Sale price¥39,800
Sillimanite from Sri Lanka 0.409ct loose stone
Sale price¥7,980
Nigerian Spessartine Garnet 0.559ct Loose Stone
Sale price¥7,980
Tanzanian Rhodolite Garnet 0.794ct Loose Stone
Sale price¥9,800
Mexican Fire Opal 4.8mm/0.336ct Loose
Sale price¥5,980
Brazilian Tourmaline 0.615ct Loose Stone
Sale price¥9,800
Mexican Opal 4.9mm/0.327ct Loose
Sale price¥9,800
Spanish Sphalerite 0.941ct loose stone
Sale price¥5,980
Australian Prehnite 5.4mm/0.475ct loose stone
Sale price¥6,980
Synthetic Moissanite 1.186ct loose stone
Sale price¥12,800
Synthetic Moissanite 1.186ct loose stone
Sale price¥12,800
Synthetic Moissanite (Grey) 8.5mm/2.126ct Loose Stone
Sale price¥18,800
Indian Moss Agate 0.776ct Loose Stone
Sale price¥6,980
Mexican Fire Opal 0.343ct Loose
Sale price¥15,800
Sri Lankan Yellow Sapphire 0.189ct Loose
Sale price¥5,980
Sri Lankan Yellow Sapphire 0.392ct Loose
Sale price¥9,800
Mozambique Almandine Garnet 1.229ct Loose Stone
Sale price¥12,800
Mozambique Almandine Garnet 0.913ct Loose Stone
Sale price¥9,800
Tanzanian Rhodolite Garnet 1.329ct Loose Stone
Sale price¥15,800
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.