Colombian trapiche emerald (reverse trapiche) 0.144ct loose
Sale price¥15,800
Paraiba tourmaline from Brazil 0.144ct loose (CuO:0.9%,MnO:2.8%)
Sale price¥55,800
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) 0.196ct loose
Sale price¥15,800
Andalusite 0.293ct loose stone
Sale price¥3,980
Andalusite 0.192ct loose stone
Sale price¥2,980
Colombian trapiche emerald (reverse trapiche) 0.170ct loose
Sale price¥12,800
Blue tourmaline from Afghanistan 4.5mm/0.326ct loose
Sale price¥7,980
[Posted 12544254] Cornel pin 0.228ct loose
Sale price¥18,800
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
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
Bicolor Benitoite 0.194ct loose (square cut)
Sale price¥128,000
Andalusite 5mm/0.480ct loose
Sale price¥3,980
[Posted in 12548907] Yellow tourmaline 0.469ct loose
Sale price¥8,800
[Posted 12548489] Cornell pin from Tanzania 0.286ct loose
Sale price¥19,800
Euclase from Zimbabwe 0.409ct loose
Sale price¥45,800
Grandidierite 0.206ct loose
Sale price¥22,800
Mali Garnet (Grossular/Andradite Garnet) 4.5mm/0.497ct Loose
Sale price¥8,800
Hemimorphite from Congo 0.432ct loose
Sale price¥6,980
Brazilian Paraiba tourmaline 0.275ct loose (CuO:1.5%.MnO:2.3%)
Sale price¥398,000
Red spinel 0.195ct loose
Sale price¥5,980
Russian demantoid garnet (horsetail recognized) 0.291ct loose
Sale price¥49,800
Myanmar pink spinel 0.291ct loose stone
Sale price¥6,980
Fire Opal 2 Stone Pair 4mm/0.336ct Loose
Sale price¥3,980
Brazilian Paraiba tourmaline 0.455ct raw stone (CuO: 0.9%, MnO: 2.2%)
Sale price¥15,800
White sapphire 0.464ct loose
Sale price¥9,800
White sapphire 0.418ct loose
Sale price¥12,800
White sapphire 0.364ct loose
Sale price¥9,800
White sapphire 0.212ct loose
Sale price¥6,980
White sapphire 0.338ct loose
Sale price¥9,800
Synthetic Moissanite 0.491ct loose stone
Sale price¥4,980
South African green diamond rough (makeable) 0.298ct loose
Sale price¥69,800
Synthetic moissanite 0.245ct loose (shield cut)
Sale price¥6,980
Dioptase from Namibia 3.2mm/0.123ct loose
Sale price¥59,800
Andalusite from Sri Lanka 0.408ct loose
Sale price¥3,980
Andalusite from Sri Lanka 0.361ct loose
Sale price¥3,980
Ruby from Greenland 0.268ct loose with certificate
Sale price¥18,800
Myanmar pink spinel 0.325ct loose stone
Sale price¥6,980
Myanmar Purple Spinel 0.312ct Loose Stone
Sale price¥3,980
Myanmar pink spinel 0.294ct loose stone
Sale price¥6,980
Green tourmaline 0.305ct loose stone
Sale price¥3,980
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.