Brazilian rhodonite 1.423ct loose stone
Sale price¥29,800
0.750ct Loose Nigerian Mandarin Garnet with Certification
Sale price¥22,800
0.752ct Tanzanian Golden Zircon Loose Gemstone with Certificate
Sale price¥12,800
Colombia Emerald 4.5mm/0.286ct Loose Stone (Hokikyō)
Sale price¥69,800
[12563386 posted] Brazilian Dioptase 0.487ct Loose Stone
Sale price¥12,800
[Listed as 12563489] Sri Lankan Blue Sapphire 0.636 ct Loose Stone
Sale price¥39,800
0.522ct bicolor sapphire loose stone from Madagascar
Sale price¥6,980
Tanzanian Zircon 1.237 ct Loose Stone [Listing 12563381]
Sale price¥15,800
[Listed on 12563726] Sri Lankan Purple Sapphire 0.661ct Loose Stone
Sale price¥59,800
[Lottery Sale 0707_02] Diamond 0.310ct Loose (D, VS1, Excellent) GIA
Sale price¥89,800
Australian Rainbow Lattice Sunstone 0.722ct Loose
Sale price¥14,800
Bi-color Kyanite from Nepal, 0.526ct, Loose
Sale price¥15,800
Kyanite from Nepal 0.477ct Loose Gemstone
Sale price¥12,800
Tanzanian Zoisite 4.9mm/0.472ct Loose
Sale price¥15,800
Brown Diamond 0.728ct Loose (FANCY DARK BROWN, SI2)
Sale price¥49,800
0.809ct Loose Bicolor Grossular Garnet from Kenya
Sale price¥25,800
Brazilian Dumortierite in Quartz 1.684ct Loose Gemstone
Sale price¥12,800
[Listing 12563380] Unset 1.077ct Tanzanian Zircon
Sale price¥12,800
[Listed as 12562693] Malawi Bicolor Zircon 1.434ct Loose
Sale price¥79,800
Tanzanian Bicolor Grossular Garnet 0.934ct Loose
Sale price¥24,800
Tanzanian Bicolor Grossular Garnet 0.787ct Loose Stone
Sale price¥19,800
Tanzanian Bi-Color Grossular Garnet 0.882ct Loose Stone
Sale price¥22,800
Brazilian Dumortierite in Quartz 1.290ct Loose
Sale price¥12,800
Synthetic Rutile 4.3mm/0.447ct Loose
Sale price¥12,800
Brazilian Euclase 0.695ct Loose Stone
Sale price¥18,800
Tanzanian Lavender Tanzanite 0.558ct Loose Stone
Sale price¥12,800
Tanzanian bicolor tanzanite 0.573ct loose stone
Sale price¥12,800
Tanzanian Lavender Tanzanite 0.577ct Loose Stone
Sale price¥12,800
Sri Lankan Chrysoberyl Cat's Eye 1.074ct Loose Stone
Sale price¥4,980
Brazilian Green Tourmaline 0.825ct Loose Stone
Sale price¥9,800
Tanzania Bicolor Zoisite 4.6mm/0.489ct Loose Stone
Sale price¥9,800
Tanzania Bicolor Zoisite 4.8mm/0.540ct Loose Stone
Sale price¥9,800
Tanzanite from Tanzania 0.497ct loose stone
Sale price¥9,800
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.