Brazilian Paraiba tourmaline 0.455ct raw stone (CuO: 0.9%, MnO: 2.2%)
Sale price¥15,800
Brazilian Paraiba tourmaline 0.448ct raw stone (CuO:2.7%, MnO:2.0%)
Sale price¥19,800
Brazilian Paraiba tourmaline 0.156ct raw stone (CuO:2.5%, MnO:0.5%)
Sale price¥15,800
Brazilian alexandrite 0.102ct loose
Sale price¥15,800
Brazilian alexandrite 0.091ct loose
Sale price¥15,800
Sunstone Scapolite 1.510ct loose
Sale price¥12,800
Unheated ruby 0.130ct loose
Sale price¥25,800
[12560246] Green Zoisite 1.316ct Loose Stone
Sale price¥15,800
Red spinel 0.346ct loose stone
Sale price¥22,800
Padparadscha sapphire 0.200ct loose
Sale price¥29,800
Paraiba tourmaline from Brazil 0.054ct loose (CuO:1.2%, MnO:3.1%)
Sale price¥15,800
Red beryl 0.187ct loose
Sale price¥29,800
White sapphire 0.537ct loose
Sale price¥15,800
White sapphire 0.418ct loose
Sale price¥12,800
White sapphire 4.5mm/0.414ct loose
Sale price¥12,800
[Posted 12533051] Cantera Opal 8.970ct Loose
Sale price¥12,800
Cantera Opal 5.750ct loose
Sale price¥18,800
[Posted 12532932] Alexandrite 0.138ct loose
Sale price¥18,800
Tourmaline cat's eye 4.590ct loose
Sale price¥12,800
Opal 1.020ct loose
Sale price¥29,800
Bicolor tourmaline 1.220ct loose
Sale price¥15,800
[On sale at 10pm on August 19th] Sliced Trapiche Diamond 0.228ct Loose
Sale price¥18,800
Brazilian Rainbow Aquamarine (Iridescent Aquamarine) 3.188ct Loose Stone
Sale price¥15,800
[8/16 22:00 Sale] Sri Lankan Yellow Sapphire 0.300ct Loose
Sale price¥15,800
[On sale at 10pm on August 8th] Zimbabwean Euclase 0.545ct Rough Stone
Sale price¥29,800
Grandidierite from Madagascar 0.169ct loose stone
Sale price¥15,800
[On Sale at 10pm on August 10th] Australian Prehnite 1.527ct Loose Stone
Sale price¥12,800
[On Sale at 10 PM on August 7th] Colombian Emerald Rough Stone 6.590ct
Sale price¥15,800
Benitoite 0.091ct loose
Sale price¥22,800
Red beryl 0.096ct loose
Sale price¥22,800
Red beryl 0.079ct loose
Sale price¥18,800
Australian boulder opal 13.190ct loose
Sale price¥18,800
[25.06CP] Synthetic Alexandrite 1.552ct Loose Stone
Sale price¥18,800
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.