Australian black opal 1.311 ct loose stone
Sale price¥18,800
Australian Black Opal 0.387ct Loose
Sale price¥18,800
Australian Black Opal 0.605ct Loose Stone
Sale price¥22,800
Australian Black Opal 0.754ct Loose
Sale price¥22,800
Australian Black Opal 0.940ct Loose
Sale price¥18,800
Australian Black Opal 1.539ct Loose
Sale price¥15,800
Australian Black Opal 0.754ct Loose
Sale price¥22,800
Australian Black Opal 0.768ct Loose
Sale price¥25,800
Australian black opal 0.758ct loose stone
Sale price¥35,800
Australian black opal 1.168ct loose stone
Sale price¥39,800
Brazilian Black Garden Quartz 5.722ct Loose Stone
Sale price¥15,800
Brazilian Black Garden Quartz 4.278ct Loose Stone
Sale price¥12,800
Australian black opal 0.805ct loose stone
Sale price¥39,800
Brazilian Blue Tourmaline 0.827ct Loose Stone
Sale price¥19,800
Australian black opal 2.736ct loose
Sale price¥98,000
2.275ct Australian Black Opal Loose Stone (Double Sided)
Sale price¥59,800
Brazilian Elestial Amethyst 1.586ct Loose Stone
Sale price¥8,800
Madagascar Labradorite 0.546ct Loose Stone
Sale price¥7,980
0.903ct loose labradorite from Madagascar
Sale price¥9,800
Australian black opal 0.544ct loose stone
Sale price¥18,800
Synthetic Black Opal 5.013ct Loose
Sale price¥59,800
Australian Rainbow Lattice Sunstone 0.876ct Loose Stone
Sale price¥19,800
Synthetic black opal 2.996ct loose stone
Sale price¥29,800
Synthetic black opal 1.209ct loose stone
Sale price¥18,800
Brazilian Dendritic Agate 0.629ct Loose Stone
Sale price¥7,980
Brazilian Dendritic Agate 0.735ct Loose Stone
Sale price¥7,980
Sri Lankan magnetite 6.245ct loose stone by Nikkei
Sale price¥22,800
Australian black opal 4.528ct loose
Sale price¥39,800
Brazilian Dendritic Agate 3.016ct Loose Stone
Sale price¥12,800
Brazilian Dendritic Agate 2.409ct Loose Stone
Sale price¥9,800
Brazilian dendritic quartz 2.381ct loose stone
Sale price¥7,980
Synthetic Opal (Synthetic Black Opal) 1.467ct Loose
Sale price¥12,800
Synthetic Opal (Synthetic Black Opal) 10.910ct Loose
Sale price¥69,800
Synthetic Opal (Synthetic Black Opal) 1.532ct Loose
Sale price¥15,800
Synthetic Opal (Synthetic Black Opal) 0.651ct Loose
Sale price¥15,800
Kenyan Gold Sheen Sapphire 4mm/0.438ct Loose
Sale price¥55,800
Australian black opal 9.709ct loose stone
Sale price¥158,000
Colombian pyrite-mica emerald 0.739ct loose stone
Sale price¥36,800
Colombian pyrite-mica emerald 0.628ct loose stone
Sale price¥35,800
Mica in Quartz 0.980ct Loose
Sale price¥6,980
Mica in Quartz 0.834ct Loose Stone
Sale price¥6,980
Mica in Quartz 0.544ct Loose Stone
Sale price¥6,980
[Listed on 12563931] Australian Opal 0.674ct Loose Gemstone
Sale price¥8,800
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.