Benitoite 0.091ct loose
Sale price¥24,800
Diamond 0.131ct loose (F, VS-1, octagonal cut)
Sale price¥23,800
Oregon Sunstone 5.189ct Loose (Vortex Cut)
Sale price¥29,800
Sapphire from Madagascar 4.5mm/0.414ct loose
Sale price¥16,800
Sapphire from Madagascar 4.3mm/0.398ct loose
Sale price¥15,800
Hot Pink Spinel 0.203ct Loose (Mahenge Spinel)
Sale price¥12,800
Pink sapphire from Mozambique 0.213ct loose (hot pink sapphire)
Sale price¥14,800
South Sea Pearl 16.5mm/26.946ct Loose
Sale price¥19,800
Colombian trapiche emerald (reverse trapiche) 0.152ct loose
Sale price¥15,800
Colombian trapiche emerald (reverse trapiche) 0.113ct loose
Sale price¥14,800
Colombian trapiche emerald (reverse trapiche) 0.196ct loose
Sale price¥22,800
Colombian trapiche emerald (reverse trapiche) 0.099ct loose
Sale price¥11,800
Colombian trapiche emerald (reverse trapiche) 0.074ct loose
Sale price¥11,000
Colombian trapiche emerald (reverse trapiche) 0.108ct loose
Sale price¥13,800
Colombian trapiche emerald (reverse trapiche) 0.144ct loose
Sale price¥18,800
Colombian trapiche emerald (reverse trapiche) 0.094ct loose
Sale price¥12,800
Brazilian bicolor tourmaline 2.047ct loose
Sale price¥29,800
Colombian trapiche emerald (reverse trapiche) 0.170ct loose
Sale price¥15,800
Colombian trapiche emerald (reverse trapiche) 0.188ct loose
Sale price¥18,800
Serpentine 9.367ct Ruth Japanese-German book
Sale price¥12,800
Red beryl 0.136ct loose
Sale price¥29,800
Red beryl 0.131ct loose
Sale price¥28,800
Red beryl 0.098ct loose
Sale price¥22,800
Red beryl 0.094ct loose
Sale price¥18,800
Sri Lankan Chrysoberyl Cat's Eye 1.340ct Loose Stone
Sale price¥12,800
Chrysoberyl cat's eye 0.904ct loose
Sale price¥12,800
Sri Lankan star sapphire 2.094ct loose
Sale price¥16,800
Brazilian imperial topaz 3.287ct loose
Sale price¥18,800
Brazilian bicolor tourmaline 1.565ct loose
Sale price¥22,800
Brazilian bicolor tourmaline 1.148ct loose
Sale price¥18,800
Brazilian bicolor tourmaline 1.056ct loose
Sale price¥15,800
Brazilian bicolor tourmaline 0.877ct loose
Sale price¥15,800
Rough diamond (makeable) 0.185ct loose (VS-SI)
Sale price¥22,800
Chrysoberyl cat's eye 0.844ct loose
Sale price¥12,800
Chrysoberyl cat's eye 0.861ct loose
Sale price¥18,800
Chrysoberyl cat's eye 0.953ct loose
Sale price¥15,800
Chrysoberyl cat's eye 0.810ct loose
Sale price¥12,800
Sunstone (Illusion Sunstone) 0.891ct Loose
Sale price¥12,800
Sunstone (Illusion Sunstone) 0.844ct Loose
Sale price¥12,800
Sunstone (Illusion Sunstone) 0.895ct loose stone
Sale price¥11,800
Brazilian emerald 3.3mm/0.119ct loose
Sale price¥22,800
Bicolor tourmaline 1.140ct loose
Sale price¥25,800
Bicolor tourmaline 0.707ct loose
Sale price¥14,800
Hackmanite 0.698ct loose
Sale price¥19,800
Tinker Bell Quartz (Pink Fire Quartz) 8.5mm/1.715ct Loose
Sale price¥29,800
Purple zoisite 3.758ct rough stone from Tanzania
Sale price¥29,800
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.