Russian Demantoid Garnet 2.5mm/0.111ct Loose Stone
Sale price¥18,800
Madagascar sphene 1.751ct loose stone
Sale price¥19,800
Bekiri Blue Garnet (Color Change Garnet) from Madagascar 0.170ct Loose
Sale price¥17,800
Bekiri Blue Garnet (Color Change Garnet) from Madagascar 0.160ct Loose
Sale price¥16,800
Afghanistan Bicolor Tourmaline 0.673ct Loose Stone
Sale price¥15,800
Pakistani Axinite (Green Tint) 0.880ct Loose Stone
Sale price¥19,800
Madagascar Pezzottaite 0.206ct loose stone
Sale price¥12,800
Madagascar Pezzottaite 0.177ct loose stone
Sale price¥11,000
Brazilian Indigolite Tourmaline in Quartz 1.626ct Loose Stone
Sale price¥12,800
Brazilian Indigolite Tourmaline in Quartz 2.036ct Loose Stone
Sale price¥12,800
Brazilian Alexandrite 2.7mm/0.090ct Loose Stone JTL Catalog
Sale price¥22,800
Brazilian Alexandrite 0.072ct Loose Stone JTL Catalog
Sale price¥12,800
Mexican Cantera Opal 5.126ct Loose
Sale price¥25,800
Mexican Cantera Opal 4.602ct Loose
Sale price¥29,800
Mexican Cantera Opal 6.385ct Loose
Sale price¥18,800
Mexican Cantera Opal 5.238ct Loose
Sale price¥15,800
Namibian Jeremejevite 2.3mm/0.063ct loose stone
Sale price¥12,800
Grandidierite from Madagascar 2.7mm/0.102ct loose stone
Sale price¥25,800
Madagascar sphene 1.060ct loose stone
Sale price¥12,800
Brazilian indigolite tourmaline 1.060ct loose stone
Sale price¥19,800
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
Mozambique Almandine Garnet 1.229ct Loose Stone
Sale price¥12,800
Mozambique Almandine Garnet 1.602ct Loose Stone
Sale price¥15,800
Mozambique Almandine Garnet 1.465ct Loose Stone
Sale price¥15,800
Mozambique Almandine Garnet 1.052ct Loose Stone
Sale price¥12,800
Mozambique Almandine Garnet 1.065ct Loose Stone
Sale price¥11,000
Mozambique Almandine Garnet 6.7mm/1.308ct Loose Stone
Sale price¥12,800
Tanzanian Rhodolite Garnet 1.329ct Loose Stone
Sale price¥15,800
Mexican Fire Opal 0.343ct Loose
Sale price¥15,800
Indian Parrot Chrysoberyl 3.2mm/0.190ct Loose Stone
Sale price¥15,800
Thai Blue Sapphire 0.740ct Loose
Sale price¥15,800
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
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
Sri Lankan Blue Sapphire 0.344ct Loose
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.