Dioptase from Namibia 0.229ct loose Japanese-German book
Sale price¥69,800
Unheated Ruby from Myanmar 0.433ct Ruth Japanese-German Edition
Sale price¥55,800
Paraiba tourmaline from Mozambique 0.243ct loose
Sale price¥15,800
Unheated silky pink sapphire from Vietnam 0.426ct loose
Sale price¥9,800
Baddeleyite from Myanmar 0.279ct Ruth Japanese German edition
Sale price¥15,800
Montana Sapphire 3mm/0.155ct loose
Sale price¥18,800
Trapichel ruby from Myanmar 0.202ct rough stone
Sale price¥3,980
Colombian trapiche emerald (reverse trapiche) 0.152ct loose
Sale price¥12,800
Colombian trapiche emerald (reverse trapiche) 0.108ct loose
Sale price¥9,800
Colombian trapiche emerald (reverse trapiche) 0.144ct loose
Sale price¥15,800
Sapphire from Madagascar 4.5mm/0.414ct loose
Sale price¥12,800
Sapphire from Madagascar 4.3mm/0.398ct loose
Sale price¥12,800
Hot Pink Spinel 0.203ct Loose (Mahenge Spinel)
Sale price¥8,800
Colombian trapiche emerald (reverse trapiche) 0.113ct loose
Sale price¥9,800
Colombian trapiche emerald (reverse trapiche) 0.196ct loose
Sale price¥15,800
Spanish Andalusite 0.317ct loose stone
Sale price¥3,980
Andalusite 0.293ct loose stone
Sale price¥3,980
Andalusite 0.192ct loose stone
Sale price¥2,980
Colombian trapiche emerald (reverse trapiche) 0.188ct loose
Sale price¥12,800
Red beryl 0.173ct loose
Sale price¥29,800
Red beryl 0.136ct loose
Sale price¥25,800
Red beryl 0.131ct loose
Sale price¥19,800
Yellow sapphire from Madagascar 0.232ct loose
Sale price¥6,980
Yellow sapphire from Madagascar 0.207ct loose
Sale price¥6,980
Madagascar sapphire 0.205ct loose
Sale price¥7,980
Green sapphire from Madagascar 0.199ct loose
Sale price¥6,980
Yellow sapphire from Madagascar 0.181ct loose
Sale price¥4,980
Ice blue sapphire from Madagascar 0.181ct loose
Sale price¥6,980
[Posted 12544254] Cornel pin 0.228ct loose
Sale price¥18,800
Brazilian blue tourmaline 0.376ct loose
Sale price¥7,980
Spinel from Sri Lanka 0.276ct loose
Sale price¥2,980
Rough diamond (makeable) 0.185ct loose (VS-SI)
Sale price¥19,800
Rough diamond (makeable) 0.345ct loose (VS-SI equivalent)
Sale price¥29,800
Brazilian emerald 3.3mm/0.119ct loose
Sale price¥22,800
Prehnite 5.3mm/0.469ct loose
Sale price¥3,980
Zircon 0.414ct loose
Sale price¥3,980
Brazilian emerald cat's eye 0.459ct loose
Sale price¥5,980
Blue tourmaline from Afghanistan 0.209ct loose
Sale price¥2,980
Blue tourmaline from Afghanistan 3.5mm/0.178ct loose
Sale price¥3,980
Yellow tourmaline 0.431ct loose stone
Sale price¥3,980
Color change sapphire 0.283ct loose
Sale price¥3,980
Color change sapphire 0.401ct loose
Sale price¥3,980
Bicolor Benitoite 0.194ct loose (square cut)
Sale price¥128,000
Andalusite 5mm/0.480ct loose
Sale price¥3,980
[12551639] Triplite 0.322ct loose stone
Sale price¥15,800
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.