[12553609] Swiss Blue Topaz 3.230ct Loose
Sale price¥25,800
[Posted on 12563864] Australian Black Opal 1.797ct Loose Stone
Sale price¥69,800
[12552852] Citrine 2.734ct loose stone
Sale price¥22,800
[12555446] White topaz 3.619ct loose stone
Sale price¥8,800
【Sakura Shape】Synthetic Sapphire 8.8mm/3.631ct Loose Stone
Sale price¥39,800
[Listed on 12562258] Eudialyte from Canada 2.796 ct loose stone
Sale price¥39,800
[12563993] Cambodian Blue Zircon 3.546ct Loose
Sale price¥69,800
Brazilian Dendritic Quartz 5.085ct Loose Stone
Sale price¥12,800
Brazilian rose quartz 8.7mm/2.536ct loose stone
Sale price¥11,800
Australian Rainbow Lattice Sunstone 4.133ct Loose
Sale price¥28,800
Brazilian Lavender Quartz (Scolite) 1.266ct Loose
Sale price¥12,800
Malawi Moonstone (Malawi Moonstone) 3.158ct Loose Gemstone
Sale price¥18,800
Oregon Sunstone from the USA, 8.1mm/1.840ct Loose Stone
Sale price¥39,800
Australian Rainbow Lattice Sunstone 2.902 ct Loose Stone
Sale price¥29,800
Brazilian Dendritic Agate 1.679ct Loose Stone
Sale price¥5,980
Brazilian Dendritic Agate 2.788ct Loose Stone
Sale price¥6,980
Brazilian Dendritic Agate 3.575ct Loose Stone
Sale price¥8,800
Brazilian Green Tourmaline 2.218ct Loose
Sale price¥25,800
Mexican Fire Opal 2.279ct Loose Stone
Sale price¥15,800
Pyrite in emerald from Chivor Mine, Colombia, 4.221 ct, loose
Sale price¥98,000
Malawi Moonstone 2.601ct Loose
Sale price¥5,980
Spanish Sphalerite 4.445 ct Loose
Sale price¥79,800
Brazilian Color-Shift Amethyst, 1.865 ct Loose
Sale price¥9,800
Brazilian Lavender Quartz (Scorolite) 2.211ct Loose
Sale price¥12,800
Bicolor Tanzanite 5.582ct rough stone
Sale price¥18,800
Brazilian Mica in Rose Quartz Loose Stone 3.245ct
Sale price¥5,980
Lavender quartz (scorolite) 2.740ct loose stone
Sale price¥8,800
Mexican Cantera Opal 1.867 ct Loose Stone
Sale price¥12,800
Star Sapphire from Sri Lanka, 4.758 ct Loose Stone (Color Shift)
Sale price¥158,000
3.020 ct Pakistani emerald in quartz loose gemstone
Sale price¥18,800
Mexican Fire Opal 2.235ct Loose
Sale price¥19,800
Iridescent Tourmaline 3.107ct Loose Stone
Sale price¥37,800
Australian black opal 2.277ct loose stone (play of color on both sides)
Sale price¥34,800
Brazilian dendritic quartz 3.608ct loose stone
Sale price¥8,800
Mexican bicolor Danburite 1.932ct loose stone by Nikkei
Sale price¥29,800
Brazilian Amethyst 2.975ct Loose Stone
Sale price¥9,800
Indian Black Moonstone 1.871ct Loose Gemstone
Sale price¥12,800
Brazilian Medusa Quartz (Paraiba Quartz) 2.524ct loose
Sale price¥29,800
Congo hemimorphite 3.399ct loose stone
Sale price¥19,800
Congo hemimorphite 4.210ct loose stone
Sale price¥25,800
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.