[Published 12563933] Brazilian Rubellite 1.100ct Loose Stone
Sale price¥98,000
1.025ct Loose White Sapphire from Sri Lanka with Gemological Report
Sale price¥35,800
[Lottery Sale 0521_08] Madagascar Sapphire 1.650ct Loose GIA
Sale price¥158,000
[Listed as 12562727] Pink Imperial Topaz 1.907ct Loose Stone
Sale price¥118,000
Apatite from Madagascar 0.608ct Loose Stone
Sale price¥8,800
Kochi Prefecture Aka珊瑚 (Red Coral) 1.128ct Loose Stone
Sale price¥9,800
[Listed as 12563246] Mexican Fire Opal 1.115ct Loose
Sale price¥25,800
Red Coral from Kochi Prefecture, 1.119ct Loose Stone
Sale price¥11,800
Kochi Prefecture oxblood coral 1.001ct loose gemstone
Sale price¥12,800
Kochi Prefecture-produced red coral 1.063ct loose gemstone
Sale price¥12,800
Australian Rainbow Lattice Sunstone 0.850ct Loose Stone
Sale price¥8,800
American Oregon Sunstone 1.032ct Loose
Sale price¥25,800
1.082ct Loose Australian Black Opal with Certification
Sale price¥69,800
Australian Black Opal 0.778ct Loose
Sale price¥35,800
Brown Diamond 0.778ct Loose Stone (FANCY BROWN, SI-1)
Sale price¥59,800
Loose Brown Diamond 5.0mm/0.556ct (FANCY LIGHT BROWN, VS-1)
Sale price¥39,800
Brazilian Green Tourmaline 0.770ct Loose Stone with Appraisal Report
Sale price¥25,800
Sri Lankan orange sapphire 0.654ct loose with certificate
Sale price¥29,800
Sri Lankan Yellow Sapphire 0.815ct Loose Stone with Appraisal
Sale price¥15,800
Moonstone from Malawi (Malawi Moonstone) 1.684ct Loose
Sale price¥9,800
Oregon Sunstone from the United States 0.736ct loose stone
Sale price¥8,800
Sri Lankan Chrysoberyl Cat's Eye 1.514ct Loose Stone
Sale price¥5,980
Synthetic Moissanite 5.8mm/0.678ct Loose Stone
Sale price¥8,800
Synthetic Moissanite 0.634ct loose stone
Sale price¥9,800
Tanzanian Kornerupine Cat's Eye 1.608ct Loose Stone
Sale price¥6,980
American Herkimer Diamond (Rock Crystal) 5.5mm/0.528ct Loose
Sale price¥8,800
Goshenite 5.7mm/0.572ct loose stone
Sale price¥5,980
Ceylon ice blue sapphire, 1.134 ct, loose, with gemological report
Sale price¥45,800
Dioptase from Brazil, 0.956ct, loose stone, with鑑別書
Sale price¥23,800
Synthetic rutile 0.942ct loose stone
Sale price¥14,800
Tanzania Purple Zoisite 0.863ct Rough Stone
Sale price¥7,980
[12550887] Paraiba Tourmaline from Mozambique 0.784ct loose stone
Sale price¥128,000
Madagascar sapphire 0.448ct loose stone
Sale price¥15,800
American Ceylanite 2.666ct Loose Stone with Certification
Sale price¥15,800
Sri Lankan Silky Sapphire 5.1mm/0.488ct Rose Cut Loose Gemstone
Sale price¥7,980
Vietnam Aquamarine 0.494ct Loose Stone
Sale price¥8,800
0.938 ct Tanzanian Almandine Garnet Loose Stone
Sale price¥12,800
Mexican Fire Opal 0.729 ct Loose Stone
Sale price¥8,800
0.755 ct Loose Australian Black Opal
Sale price¥12,800
[12551312] Zimbabwean Blue Apatite (UV Type) 1.312ct Loose Stone
Sale price¥8,800
Sri Lankan Star Sapphire 2.093ct Loose
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.