Yellow sapphire 0.294ct loose
Sale price¥8,800
Yellow sapphire 0.464ct loose
Sale price¥9,800
Cambodian blue zircon 0.258ct loose
Sale price¥6,980
Cambodian blue zircon 0.197ct loose
Sale price¥5,980
Cambodian blue zircon 0.217ct loose
Sale price¥6,980
Cambodian blue zircon 0.267ct loose
Sale price¥6,980
Auinite 2.3mm/0.060ct loose
Sale price¥6,980
Auinite 2.6mm/0.084ct loose
Sale price¥8,800
Auinite 2.4mm/0.064ct loose
Sale price¥8,800
Tanzanian Kornerupine 3.4mm/0.185ct Loose Stone
Sale price¥9,800
Brazilian Sky Blue Topaz 0.746ct Loose Stone
Sale price¥8,800
0.834 ct loose Sky Blue Topaz from Brazil
Sale price¥8,800
1.053 ct Loose Australian Rainbow Lattice Sunstone
Sale price¥8,800
Mexican Fire Opal 1.260ct Loose
Sale price¥9,800
Madeira citrine 0.170ct loose
Sale price¥5,980
Pink tourmaline 0.669ct loose
Sale price¥8,800
Strawberry quartz from Kazakhstan 0.977ct loose
Sale price¥5,980
Strawberry quartz from Kazakhstan 0.803ct loose
Sale price¥5,980
Strawberry quartz from Kazakhstan 1.613ct loose
Sale price¥9,800
Strawberry quartz from Kazakhstan 0.773ct loose
Sale price¥5,980
Strawberry quartz from Kazakhstan 1.031ct loose
Sale price¥7,980
Strawberry quartz from Kazakhstan 0.815ct loose
Sale price¥5,980
Copper rutilated quartz 1.135ct loose
Sale price¥5,980
Copper rutilated quartz 1.165ct loose
Sale price¥5,980
Sri Lankan Ratotta Topaz 4.170ct Loose (White Topaz)
Sale price¥7,980
Diamond 0.051ct loose (trapeze cut, VS class equivalent)
Sale price¥7,980
Brazilian Dumortierite in Quartz 1.559ct Loose Stone
Sale price¥9,800
Brazilian Dumortierite in Quartz 0.803ct Loose
Sale price¥9,800
Brazilian Dumortierite in Quartz 0.849ct Loose Gemstone
Sale price¥9,800
Brazilian Dumortierite in Quartz 0.867ct Loose Stone
Sale price¥9,800
Brazilian Dumortierite in Quartz 0.880ct Loose Stone (Faceted Cut)
Sale price¥9,800
0.787 ct faceted Dumortierite in Quartz from Brazil
Sale price¥7,980
Brazilian Dumortierite in Quartz 0.690ct Loose Stone (Faceted Cut)
Sale price¥6,980
Brazilian Dumortierite in Quartz 0.937ct Loose (Faceted)
Sale price¥9,800
[Sale on March 22nd at 10 PM] Golden Zircon 0.416ct Loose Stone
Sale price¥9,800
Mexican Opal 0.353ct Loose (Faceted Cut)
Sale price¥9,800
US Peridot 0.632ct Loose Stone
Sale price¥9,800
British Rogerley Fluorite 3.750 ct loose stone
Sale price¥8,800
Tanzanian Rhodolite Garnet 0.763ct Loose Stone
Sale price¥9,800
Mozambique Almandine Garnet 6.7mm/1.228ct Loose Stone
Sale price¥9,800
Mozambique Almandine Garnet 4.8nmm/0.545ct Loose Stone
Sale price¥8,800
0.521ct Loose Brazilian London Blue Topaz
Sale price¥6,980
Australian Prehnite 2.051ct loose stone
Sale price¥8,800
Sri Lankan Hessonite Garnet 0.441ct Loose Stone
Sale price¥8,800
Tanzanian Yellow Zircon 0.835ct Loose
Sale price¥9,800
Synthetic Blue Sapphire 0.886ct Loose (Synthetic Sapphire)
Sale price¥8,800
Brazilian Rainbow Scapolite 0.328ct Loose Stone
Sale price¥9,800
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.