Brazilian Alexandrite 0.135ct loose stone
Sale price¥35,800
Diamond (cabochon cut) 0.247ct loose (VS-SI class equivalent)
Sale price¥39,800
Zambian emerald 0.181ct loose stone
Sale price¥8,800
Madagascar sapphire 0.375ct loose stone
Sale price¥8,800
Golden Iolite (Cordierite) 0.221ct loose stone
Sale price¥7,980
Tanzania Bicolor Zoisite 0.147ct Loose Stone
Sale price¥3,980
Tanzania Bicolor Zoisite 3.7mm/0.228ct Loose Stone
Sale price¥5,980
Sri Lankan sapphire 0.211ct loose stone
Sale price¥8,800
Zambian Emerald 3.7mm/0.215ct Loose Stone (Silky Emerald)
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.189ct Loose
Sale price¥5,980
Indian Parrot Chrysoberyl 3.2mm/0.190ct Loose Stone
Sale price¥15,800
Alexandrite 0.201ct loose stone
Sale price¥39,800
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 Opal 3.8mm/0.157ct Loose
Sale price¥6,980
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
Tanzania Bicolor Zoisite 4.0mm/0.255ct Loose Stone
Sale price¥9,800
Tanzania Bicolor Zoisite 4.0mm/0.246ct Loose Stone
Sale price¥8,800
Yellow Diamond (Cabochon Cut) 0.185ct Loose
Sale price¥25,800
Brown diamond (sugarloaf cut) 0.278ct loose (SI class equivalent)
Sale price¥45,800
Myanmar Color Change Zircon 3.7mm/0.323ct Loose Stone
Sale price¥25,800
Afghanistan Awinite 0.103ct loose stone JTL catalog
Sale price¥49,800
Afghanistan Awinite 0.075ct loose stone JTL catalog
Sale price¥35,800
Afghanistan Awinite 0.069ct loose stone JTL catalog
Sale price¥29,800
Russian Demantoid Garnet (Horsetail) 3.5mm/0.187ct Loose Stone
Sale price¥45,800
German Awinite 0.117ct loose stone
Sale price¥25,800
Hackmanite from Afghanistan 4.0mm/0.181ct loose stone
Sale price¥9,800
Diamond (cabochon cut) 0.233ct loose
Sale price¥39,800
Brazilian Euclase (Bicolor Euclase) 0.199ct Loose Stone
Sale price¥45,800
Brazilian Euclase 0.251ct Loose Stone (Bicolor Euclase)
Sale price¥29,800
Brazilian Euclase 0.222ct Loose Stone
Sale price¥18,800
Bicolor sapphire 0.143ct loose
Sale price¥8,800
Burmese Red Spinel 3.6mm/0.216ct Loose Stone
Sale price¥8,800
Blue sapphire 3.9mm/0.279ct loose stone
Sale price¥9,800
Blue sapphire 3.9mm/0.260ct loose stone
Sale price¥8,800
Blue beryl (Macis beryl) 0.162ct loose stone
Sale price¥8,800
Sri Lankan Yellow Sapphire 0.221ct Loose
Sale price¥9,800
American Red Beryl 0.130ct Loose
Sale price¥29,800
Myanmar spinel 4.0mm/0.263ct loose stone
Sale price¥7,980
Sri Lankan Yellow Sapphire 0.253ct Loose
Sale price¥8,800
Sri Lankan Yellow Sapphire 0.226ct 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.