Custom Cut
Ethiopian Opal 0.466ct Loose (Heart Shape, Faceted Cut)
Sale price¥3,980
Ethiopian Opal 0.294ct Loose (Heart Shape, Faceted Cut)
Sale price¥6,980
Yellow sapphire 0.445ct loose
Sale price¥8,800
Yellow sapphire 0.294ct loose
Sale price¥8,800
Yellow sapphire 0.315ct loose
Sale price¥6,980
Yellow sapphire 0.464ct loose
Sale price¥12,800
Sunstone (Illusion Sunstone) 1.908ct loose
Sale price¥8,800
Cambodian blue zircon 0.258ct loose
Sale price¥6,980
Cambodian blue zircon 0.197ct loose
Sale price¥5,980
Cambodian blue zircon 0.169ct loose
Sale price¥5,980
Cambodian blue zircon 0.217ct loose
Sale price¥6,980
Cambodian blue zircon 0.267ct loose
Sale price¥6,980
Watermelon tourmaline 3.403ct loose
Sale price¥5,980
Watermelon tourmaline 3.250ct loose
Sale price¥5,980
Myanmar color change zircon 1.00ct loose (reverse color change)
Sale price¥69,800
Madeira citrine 0.170ct loose
Sale price¥5,980
Oregon Sunstone 0.551ct loose
Sale price¥9,800
Pink tourmaline 0.656ct loose
Sale price¥8,800
Tourmaline 0.731ct loose
Sale price¥6,980
Mexican Fire Opal 0.277ct Loose (Faceted Cut)
Sale price¥5,980
Mexican Fire Opal 0.472ct Loose (Star Cut, Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 0.564ct Loose (Faceted Cut)
Sale price¥15,800
![[12561381] Sri Lankan Blue Sapphire (Ice Blue) 0.300ct Loose](http://store.karatz.jp/cdn/shop/files/PB141664.jpg?v=1764073309&width=4000)
![[12561376] 0.745ct loose Indian iolite sunstone](http://store.karatz.jp/cdn/shop/files/PB141857_2cd3d2c2-9b5d-4ba9-a006-1db8da789df2.jpg?v=1764202478&width=3333)
![[Koshu Precious Stones plusthree] "Cut Rose Quartz" 13.682ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PA088652.jpg?v=1760503574&width=4000)
[12557150] Siberian Blue Quartz (Synthetic Quartz) 5.794ct Loose Stone
Sale price¥39,800
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.