Pink Diamond 0.073ct Loose (FANCY LIGHT PURPLE PINK, SI2)
Sale price¥39,800
Diamond (Hearts & Arrows) 3.0mm/0.226ct Loose (G, VVS-1, 3Excellent H&C)
Sale price¥46,800
[COLORFUL] Pt900/Pt850 Diamond 4.0mm/0.29ct Solitaire Pendant (Necklace)
Sale price¥35,800
[Karafuru] Pt900 Ruby 0.69ct, Diamond 0.16ct Ring with Appraisal Report
Sale price¥188,000
Colombia Cosquez Mine Trapiche Emerald 0.138ct Loose with Certificate
Sale price¥19,800
Bicolor Sphalerite from Spain 6.6mm/1.521ct Loose Stone
Sale price¥22,800
Spanish Sphalerite 6.5mm/1.321ct Loose Stone
Sale price¥19,800
Brazil Color Change Fluorite 1.099ct Loose Stone
Sale price¥9,800
Apatite from Madagascar 0.608ct Loose Stone
Sale price¥8,800
Kochi Prefecture Aka Sango (Red Coral) 1.439ct Loose Stone
Sale price¥9,800
Kochi Prefecture-produced red coral 0.978ct loose stone
Sale price¥9,800
Kochi Prefecture Aka珊瑚 (Red Coral) 1.128ct Loose Stone
Sale price¥9,800
Kochi Prefecture-sourced deep red coral, 1.238ct loose stone
Sale price¥9,800
Kochi Prefecture Blood Coral 1.286ct Loose Stone
Sale price¥9,800
Kochi Prefecture-produced Red Coral 1.379 ct Loose Stone
Sale price¥11,800
Kochi Prefecture-produced red coral 1.321ct loose stone
Sale price¥9,800
Colombia Emerald 4.5mm/0.286ct Loose Stone (Hokikyō)
Sale price¥69,800
Colombia Emerald Cat's Eye 0.060ct Loose, Hōki Kyō
Sale price¥15,800
0.319 ct Tanzanian bicolor grossular garnet loose stone
Sale price¥19,800
Oregon Sunstone from USA, 6.7mm/1.032ct, loose stone
Sale price¥18,800
[12563386 posted] Brazilian Dioptase 0.487ct Loose Stone
Sale price¥12,800
[Listed as 12563246] Mexican Fire Opal 1.115ct Loose
Sale price¥25,800
[Posted on 12563480] Madagascar Teal Green Sapphire 0.470ct Loose Stone
Sale price¥29,800
[Listed as 12563489] Sri Lankan Blue Sapphire 0.636 ct Loose Stone
Sale price¥39,800
[22602668 listed] [Colorful] K18 Tanzanite 0.25ct Ring
Sale price¥79,800
[Listed as 12563371] Zimbabwe Euclase 0.087ct Loose Gemstone
Sale price¥19,800
0.522ct bicolor sapphire loose stone from Madagascar
Sale price¥6,980
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.