Custom Cut
Tanzanian Rhodolite Garnet 0.448ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.810ct Loose Stone
Sale price¥9,800
Bolivian Ametrine 36.887ct loose stone
Sale price¥79,800
Synthetic rutile 0.942ct loose stone
Sale price¥14,800
Synthetic Opal 1.804ct Loose
Sale price¥12,800
Mexican Fire Opal 0.718ct Loose
Sale price¥9,800
Mexican Fire Opal 0.593ct Loose (Faceted Cut)
Sale price¥9,800
Almandine Garnet 0.660ct Loose
Sale price¥6,980
Brazilian Amethyst 9.749ct Loose Stone
Sale price¥12,800
Nigerian bicolor tourmaline 0.379ct loose stone
Sale price¥6,980
Tanzanian green sapphire 0.303ct loose stone
Sale price¥8,800
Australian Rainbow Lattice Sunstone 1.746ct Loose Stone
Sale price¥12,800
Sky blue topaz 1.719ct loose stone
Sale price¥8,800
Brazilian Pink Tourmaline 0.862ct Loose Stone
Sale price¥12,800
Vietnam Aquamarine 0.494ct Loose Stone
Sale price¥8,800
Brazilian Blue Tourmaline 0.196ct Loose
Sale price¥6,980
Brazilian Green Tourmaline 2.218ct Loose
Sale price¥25,800
Morganite 0.379ct loose stone
Sale price¥7,980
Brazilian Imperial Topaz 0.746ct Loose
Sale price¥18,800
[On sale June 21, 10 PM JST] Tanzania Zircon 3.643ct Loose Stone
Sale price¥22,800
[12550865] 0.203ct loose zoisite from Tanzania
Sale price¥5,980
Mica in Quartz 0.758ct Loose Stone
Sale price¥5,980
Myanmar Violet Spinel 0.426ct Loose
Sale price¥8,800
Brazilian dendritic quartz 4.587ct loose stone
Sale price¥9,800
Brazilian Pink Tourmaline 0.470ct Loose Stone
Sale price¥9,800
Brazilian pink tourmaline 0.968ct loose stone
Sale price¥18,800
Tanzanian pink tourmaline 0.558ct loose stone
Sale price¥9,800
Bicolor Zoisite 1.100ct Loose Stone (Bicolor Tanzanite)
Sale price¥18,800
Lavender Tanzanite 0.784ct loose stone
Sale price¥12,800
Sky blue topaz 1.051ct loose stone
Sale price¥8,800
Bicolor tourmaline 1.329ct loose
Sale price¥9,800
Bicolor tourmaline 0.429ct loose
Sale price¥5,980
Bicolor Tourmaline 0.378ct Loose Stone (Hexagonal Cut)
Sale price¥8,800
Pink tourmaline 0.819ct loose
Sale price¥9,800
Pink tourmaline 0.539ct loose stone (heart shape)
Sale price¥9,800
[On sale May 30th at 10 PM] Mongolian Andesine 0.464ct Loose Stone
Sale price¥9,800
Pink tourmaline 0.845ct loose stone
Sale price¥12,800
Yellow Opal 0.372ct Loose (Faceted Cut)
Sale price¥8,800
Pink spinel 0.713ct loose stone
Sale price¥8,800
Brazilian Quartz in Quartz 15.373ct Loose Stone
Sale price¥18,800
Tanzanian Kornerupine 0.213ct loose stone
Sale price¥12,800
Madagascar Green Sapphire 0.253ct Loose
Sale price¥9,800
Madagascar Blue Sapphire 0.302ct Loose
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.