Synthetic Alexandrite 0.472ct loose stone
Sale price¥8,800
Madagascar sapphire 0.375ct loose stone
Sale price¥8,800
Pink tourmaline 0.333ct loose stone
Sale price¥9,800
Golden Iolite (Cordierite) 0.221ct loose stone
Sale price¥7,980
Australian Prehnite 5.4mm/0.475ct loose stone
Sale price¥6,980
Tanzania Bicolor Zoisite 0.147ct Loose Stone
Sale price¥3,980
Tanzania Bicolor Zoisite 3.7mm/0.228ct Loose Stone
Sale price¥5,980
Sillimanite from Sri Lanka 0.183ct loose stone
Sale price¥6,980
Sri Lankan sapphire 0.211ct loose stone
Sale price¥8,800
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
Sri Lankan Yellow Sapphire 0.189ct Loose
Sale price¥5,980
Sri Lankan Yellow Sapphire 0.392ct Loose
Sale price¥9,800
Zambian emerald 0.210ct loose stone
Sale price¥8,800
Mexican Fire Opal 0.343ct Loose
Sale price¥15,800
Indian Parrot Chrysoberyl 3.2mm/0.190ct Loose Stone
Sale price¥15,800
Colombian Euclase 0.315ct loose stone
Sale price¥39,800
Sillimanite from Sri Lanka 0.372ct loose stone
Sale price¥7,980
Sillimanite from Sri Lanka 0.409ct loose stone
Sale price¥7,980
Sillimanite from Sri Lanka 0.185ct loose stone
Sale price¥7,980
Sillimanite from Sri Lanka 0.186ct loose stone
Sale price¥7,980
Sillimanite from Sri Lanka 0.376ct loose stone
Sale price¥9,800
Thai Blue Sapphire 0.388ct Loose
Sale price¥9,800
Alexandrite 0.201ct loose stone
Sale price¥39,800
Brazilian Green Tourmaline 0.457ct Loose Stone
Sale price¥15,800
Sri Lankan pink sapphire 4.1mm/0.326ct loose stone
Sale price¥12,800
Sri Lankan White Sapphire 4.0mm/0.275ct Loose
Sale price¥12,800
Sri Lankan pink sapphire 4.0mm/0.296ct loose stone
Sale price¥12,800
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 Fire Opal 4.8mm/0.336ct Loose
Sale price¥5,980
Mexican Opal 4.9mm/0.327ct Loose
Sale price¥9,800
Mexican Opal 3.8mm/0.157ct Loose
Sale price¥6,980
Sri Lankan Blue Sapphire 0.344ct Loose
Sale price¥12,800
Madagascar White Sapphire 0.490ct Loose JTL
Sale price¥12,800
Brazilian Lepidocrocite in Quartz 5.0mm/0.477ct Loose Stone
Sale price¥4,980
Brazilian bicolor tourmaline 0.362ct loose stone
Sale price¥8,800
South African diamond rough (sawable) 0.112ct rough
Sale price¥44,800
South African diamond rough (sawable) 0.091ct rough (trigon)
Sale price¥35,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.126ct Loose Stone
Sale price¥12,800
Bekily Blue Garnet from Madagascar (color change garnet) 0.119ct loose
Sale price¥12,800
Bekily Blue Garnet from Madagascar (color change garnet) 0.149ct loose
Sale price¥14,800
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.