Mexican Egg-in-Opal 3.195ct Loose Stone
Sale price¥19,800
Mexican egg-in opal 4.879ct loose stone
Sale price¥29,800
Brazilian Blue Tourmaline in Quartz 9.251ct Loose Stone
Sale price¥39,800
Brazilian Blue Tourmaline in Quartz 4.256ct Loose Stone
Sale price¥19,800
Brazilian Blue Tourmaline in Quartz 3.379ct Loose Stone
Sale price¥15,800
Brazilian Black Garden Quartz 5.722ct Loose Stone
Sale price¥15,800
Brazilian Black Garden Quartz 4.278ct Loose Stone
Sale price¥12,800
Brazilian Dumortierite in Quartz 0.880ct Loose Stone (Faceted Cut)
Sale price¥9,800
Brazilian Dumortierite in Quartz 0.937ct Loose (Faceted)
Sale price¥9,800
Brazilian Dumortierite in Quartz 3.009ct Loose Stone
Sale price¥29,800
British Rogerley Fluorite 3.750 ct loose stone
Sale price¥8,800
Brazilian Elestial Amethyst from Brazil, 15.928ct Loose Stone
Sale price¥45,800
Pink Tourmaline from Brazil 6.782ct Loose
Sale price¥69,800
Tanzanian Rhodolite Garnet 2.370 ct Loose Stone
Sale price¥19,800
Colombian pyrite emerald 2.380ct rough stone
Sale price¥39,800
Afghan Bicolor Beryl 9.490ct Loose Gemstone (with Rainbow Inclusions)
Sale price¥25,800
Colombian emerald 8.90ct rough stone
Sale price¥69,800
Congo Cobalt Calcite 1.439ct Loose Stone
Sale price¥18,800
Australian Iron Opal 17.439ct Loose
Sale price¥18,800
Zambian bicolor tourmaline 4.142ct loose stone
Sale price¥98,000
Colombian pyrite emerald 8.044ct loose stone
Sale price¥188,000
Kazakhstan Golden Hill Turquoise 2.314ct Loose Stone
Sale price¥7,980
Tanzanian Bicolor Grossular Garnet 2.997ct Loose Stone
Sale price¥69,800
9.214ct Loose Kunzite from Afghanistan
Sale price¥45,800
3.583ct Australian Black Opal Loose Stone (Double Sided)
Sale price¥29,800
Kunzite from Afghanistan 23.634ct loose stone
Sale price¥98,000
Sri Lankan Twin Star Sapphire 5.225ct Loose
Sale price¥98,000
Sri Lankan triple star sapphire 1.743ct loose stone
Sale price¥128,000
Sri Lankan Twin Star Sapphire 3.928ct Loose
Sale price¥128,000
Brazilian Pyrite in Quartz 4.153ct Loose Stone
Sale price¥11,000
Brazilian Pyrite in Quartz 6.992ct Loose Stone
Sale price¥18,800
Canadian Ammolite 17.043ct Loose Stone
Sale price¥49,800
Mexican Fire Agate 14.193ct Loose Stone
Sale price¥69,800
Mexican Fire Agate 10.683ct Loose Stone
Sale price¥59,800
![[12/7 22:00] Brazilian Dumortierite in Quartz 16.250ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052301_931dfc6c-1047-4bdf-821f-203298615d94.jpg?v=1765588004&width=2810)
[12/7 22:00] Brazilian Dumortierite in Quartz 16.250ct Loose Stone
Sale price¥9,800
Blue beryl (Mashish beryl) 3.268ct loose stone
Sale price¥25,800
![[12/6 22:00] Mexican Fire Agate 17.936ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC021199_98c04cf1-2ef2-44a9-a405-eab37dc46f5e.jpg?v=1766550208&width=4000)
[12/6 22:00] Mexican Fire Agate 17.936ct Loose Stone
Sale price¥49,800
Sri Lankan star sapphire 12.679ct loose
Sale price¥158,000
Sri Lankan star sapphire 5.066ct loose
Sale price¥69,800
Australian black opal 2.736ct loose
Sale price¥98,000
Sri Lankan star sapphire 3.821ct loose
Sale price¥79,800
Sri Lankan star sapphire 11.342ct loose
Sale price¥69,800
Mexican Cantera Opal 8.432ct Loose
Sale price¥39,800
Mexican Cantera Opal 9.166ct Loose
Sale price¥69,800
Brazilian bicolor tourmaline 7.268ct loose stone
Sale price¥158,000
Zambian bicolor tourmaline 6.536ct loose stone
Sale price¥128,000
2.275ct Australian Black Opal Loose Stone (Double Sided)
Sale price¥59,800
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.