Pink tourmaline 1.011ct loose
Sale price¥8,800
Colorless zircon 1.831ct loose
Sale price¥12,800
Colombian trapiche emerald (reverse trapiche) 0.101ct rough stone
Sale price¥12,800
Pink tourmaline 0.915ct loose
Sale price¥7,980
Green tourmaline 0.305ct loose stone
Sale price¥3,980
Myanmar pink spinel 0.294ct loose stone
Sale price¥6,980
Brazilian Green Spodumene 2.619ct Loose Stone
Sale price¥12,800
0.095ct Brazilian Alexandrite Loose Stone (Emerald Cut)
Sale price¥35,800
Zimbabwean Euclase 0.580ct Rough Stone
Sale price¥34,800
Nigerian green beryl 0.437ct loose stone
Sale price¥9,800
Mexican Cantera Opal 4.456ct Loose
Sale price¥39,800
Mexican Hyalite Opal 1.587ct Loose
Sale price¥9,800
Opal 426.985ct rough stone
Sale price¥29,800
Pakistani Veirinite 0.190ct Loose Stone with Certificate of Authenticity
Sale price¥45,800
Brazilian Green Spodumene 2.899ct Loose Stone
Sale price¥12,800
Brazilian Green Spodumene 2.710ct Loose Stone
Sale price¥18,800
Brazilian Green Spodumene 2.433ct Loose Stone
Sale price¥18,800
Brazilian Green Spodumene 1.918ct Loose Stone
Sale price¥9,800
Brazilian Lavender Quartz (Scorolite) 0.493ct Loose Stone
Sale price¥6,980
Brazilian Lavender Quartz (Scorolite) 0.547ct Loose Stone
Sale price¥8,800
Cambodian Blue Zircon 0.521ct Loose Stone
Sale price¥5,980
Mexican cantera opal 8.454ct loose
Sale price¥3,980
Tanzanian Zircon 4.138ct Loose Stone
Sale price¥39,800
Kunzite 13.700ct loose
Sale price¥15,800
Lavender spinel 1.285ct loose
Sale price¥39,800
Colombian emerald cat's eye 0.834ct loose
Sale price¥39,800
Colombian trapiche emerald (reverse trapiche) 0.107ct rough stone
Sale price¥9,800
Myanmar Purple Spinel 0.312ct Loose Stone
Sale price¥3,980
Brazilian Aquamarine 0.214ct Loose Stone (Princess Cut)
Sale price¥6,980
Afghanistan Hackmanite 0.761ct loose stone (bicolor)
Sale price¥39,800
Madagascar sapphire 0.289ct loose stone
Sale price¥12,800
Brazilian Aquamarine 0.463ct Loose Stone
Sale price¥6,980
Montana Sapphire 2.8mm/0.098ct Loose Stone (Yellow)
Sale price¥6,980
[12541081 published] Emerald 9.380ct rough stone
Sale price¥4,980
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.