Felspar 1.478ct loose from Sri Lanka
Sale price¥3,980
Felspar 1.939ct loose from Sri Lanka
Sale price¥5,980
Laurentomasite from Madagascar 0.028ct loose Japanese and German
Sale price¥79,800
Laurentomasite from Madagascar 0.022ct Ruth Japanese and German
Sale price¥69,800
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
Synthetic Moissanite 0.632ct loose stone (tie cut)
Sale price¥6,980
Synthetic Moissanite 0.509ct loose stone (tie cut)
Sale price¥6,980
South Sea Pearl 16.5mm/26.946ct Loose
Sale price¥19,800
Colombian trapiche emerald (reverse trapiche) 0.072ct loose
Sale price¥8,800
Colombian trapiche emerald (reverse trapiche) 0.095ct loose
Sale price¥8,800
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) 0.084ct loose
Sale price¥9,800
Colombian trapiche emerald (reverse trapiche) 0.144ct loose
Sale price¥18,800
Colombian trapiche emerald (reverse trapiche) 0.053ct loose
Sale price¥8,800
Colombian trapiche emerald (reverse trapiche) 0.094ct loose
Sale price¥12,800
Spanish Andalusite 0.317ct loose stone
Sale price¥8,800
Andalusite 0.293ct loose stone
Sale price¥6,980
Andalusite 0.192ct loose stone
Sale price¥4,980
Brazilian bicolor tourmaline 4.782ct loose
Sale price¥55,800
Wood opal 24.319ct loose
Sale price¥59,800
Red Beryl 2.9mm/0.096ct loose
Sale price¥35,800
Pink spinel 3.208ct loose
Sale price¥128,000
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
Colombian trapiche emerald (reverse trapiche) 0.093ct loose
Sale price¥9,800
Serpentine 9.367ct Ruth Japanese-German book
Sale price¥12,800
Red beryl 0.173ct loose
Sale price¥38,800
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
Brazilian bicolor tourmaline 1.698ct loose
Sale price¥22,800
Chrysoberyl cat's eye 2.553ct loose (bicolor)
Sale price¥49,800
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
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.
業界発展のための後進育成や事業協力、宝石の国スリランカの子どもたちへの支援活動など、KARATZの取り組みについてご紹介いたします。
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.