Colombian Trapiche Emerald 0.629ct Loose
Sale price¥34,800
Tibetan bicolor andesine 1.542ct loose stone
Sale price¥14,800
Colombian Trapiche Emerald 1.494ct Loose
Sale price¥69,800
Non-Oil Emerald 1.030ct Loose Gübelin Gübelin Certificate
Sale price¥698,000
Colombian emerald 1.321ct loose stone (partly trapiche emerald)
Sale price¥98,000
Indian Moss Agate 0.755ct Loose Stone
Sale price¥7,980
Indian Moss Agate 1.182ct Loose Stone
Sale price¥11,800
Indian Moss Agate 1.434ct Loose Stone
Sale price¥12,800
Brazilian Green Tourmaline 1.059ct Loose Stone
Sale price¥16,800
Brazilian Green Tourmaline 0.350ct Loose
Sale price¥9,800
Brazilian alexandrite 0.081ct loose
Sale price¥16,800
Brazilian Alexandrite 0.154ct loose stone
Sale price¥35,800
Chameleon Diamond 0.057ct Loose (FANCY LIGHT GRAY GREEN, SI2)
Sale price¥29,800
Oregon Sunstone from the United States 6.0mm/0.844ct loose stone
Sale price¥25,800
Madagascar sphene 6.506ct loose stone
Sale price¥98,000
Madagascar sphene 4.161ct loose stone
Sale price¥69,800
Madagascar sphene 2.791ct loose stone
Sale price¥98,000
Brazilian Green Tourmaline 1.333ct Loose Stone
Sale price¥49,800
Brazilian Green Tourmaline 2.907ct Loose Stone
Sale price¥98,000
Brazilian Green Tourmaline 0.935ct Loose Stone
Sale price¥45,800
Brazilian Green Tourmaline 1.193ct Loose Stone
Sale price¥49,800
Brazilian Green Tourmaline 11.453ct Loose Stone
Sale price¥158,000
Brazilian Green Tourmaline 9.495ct Loose
Sale price¥128,000
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.365ct Loose Stone
Sale price¥18,800
Brazilian Green Tourmaline 4.374ct Loose Stone
Sale price¥98,000
Nigerian Green Beryl 1.349ct Loose Stone
Sale price¥98,000
Madagascar Grandidierite 0.521ct loose stone
Sale price¥128,000
Brazilian parti-color tourmaline 2.702ct loose stone
Sale price¥69,800
Brazilian Paraiba Tourmaline 0.211ct loose stone
Sale price¥49,800
Fluorite rough stone from Yaogangshan, China, 72.518ct
Sale price¥9,800
Colombian pyrite-mica emerald 0.739ct loose stone
Sale price¥36,800
Colombian pyrite-mica emerald 0.628ct loose stone
Sale price¥35,800
Colombian pyrite-mica emerald 0.649ct loose stone
Sale price¥29,800
Colombian pyrite-mica emerald 0.901ct loose stone
Sale price¥45,800
Colombian pyrite-mica emerald 0.983ct loose stone
Sale price¥49,800
Colombian emerald rough stone 1.707ct
Sale price¥18,800
Bulgarian Green Sphalerite 0.403ct Loose Stone
Sale price¥69,800
Colombian emerald 0.191ct loose
Sale price¥22,800
Colombian emerald 0.258ct loose stone
Sale price¥29,800
Colombian emerald 0.231ct loose stone
Sale price¥28,800
Colombian emerald 0.215ct loose stone
Sale price¥25,800
Madagascar sphene 0.665ct loose stone
Sale price¥12,800
Grandidierite from Madagascar 0.264ct loose stone
Sale price¥88,800
Green tourmaline 0.512ct loose stone
Sale price¥9,800
Chinese bicolor fluorite 6.274ct loose stone
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.