Almandine Garnet 1.485ct Loose Stone
Sale price¥15,800
Almandine Garnet 1.058ct Loose Stone
Sale price¥12,800
Tanzanian Rhodolite Garnet 0.810ct Loose Stone
Sale price¥9,800
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
1.841ct Loose Tanzanian Zircon with Certificate of Authenticity
Sale price¥18,800
Tanzanian Orange Zircon 1.305ct Loose Stone with Appraisal Report
Sale price¥13,800
Synthetic rutile 0.942ct loose stone
Sale price¥14,800
Mexican Fire Opal 0.718ct Loose
Sale price¥9,800
Mexican Fire Opal 0.593ct Loose (Faceted Cut)
Sale price¥9,800
Namibian Jeremejevite 0.501ct loose stone (bicolor)
Sale price¥89,800
Brazilian Pink Tourmaline 0.862ct Loose Stone
Sale price¥12,800
Vietnam Aquamarine 0.398ct Loose
Sale price¥5,980
Namibian Green Tourmaline 7.0mm/1.206ct Loose Stone (Lagoon Tourmaline)
Sale price¥59,800
Morganite 0.379ct loose stone
Sale price¥7,980
2.055ct Bicolor Sphalerite from Spain
Sale price¥39,800
Brazilian Imperial Topaz 0.746ct Loose
Sale price¥18,800
Synthetic Alexandrite 1.076ct Loose Stone
Sale price¥25,800
Spessartite Garnet from Madagascar 1.053ct loose stone
Sale price¥29,800
Brazilian pink tourmaline 0.968ct loose stone
Sale price¥18,800
Sri Lankan Star Sapphire 1.339ct Loose
Sale price¥12,800
Sri Lankan Star Sapphire 1.682ct Loose
Sale price¥12,800
Madagascar Labradorite 0.823ct Loose Stone
Sale price¥7,980
Sri Lankan Star Sapphire 1.225ct Loose
Sale price¥12,800
Sky blue topaz 1.051ct loose stone
Sale price¥8,800
Lepidocrocite in quartz 0.532ct loose
Sale price¥6,980
Pink tourmaline 0.819ct loose
Sale price¥9,800
Scapolite 0.587ct loose stone from Japan and Germany
Sale price¥8,800
Mongolian Andesine 0.464ct Loose Stone
Sale price¥9,800
Synthetic Rutile 6.2mm/1.594ct Loose
Sale price¥15,800
Sugilite from South Africa, 0.786ct loose stone
Sale price¥12,800
Goshenite 0.846ct loose stone
Sale price¥7,980
Almandine Garnet 0.814ct Loose Stone
Sale price¥7,980
Mozambique pink spinel 0.670ct loose stone
Sale price¥22,800
Purple spinel 0.403ct loose stone
Sale price¥5,980
American Peridot 0.528ct Loose Stone
Sale price¥8,800
Afghanite from Afghanistan 0.617ct loose stone
Sale price¥69,800
Australian black opal 0.650ct loose
Sale price¥15,800
Colombian Trapiche emerald 0.611ct rough stone
Sale price¥59,800
Goshenite 6.1mm/0.905ct loose stone
Sale price¥7,980
Pink tourmaline 6.1mm/1.031ct loose stone
Sale price¥12,800
Pink tourmaline 0.466ct loose
Sale price¥8,800
Spanish Andalusite 0.536ct Loose Gemstone
Sale price¥9,800
Andalusite from Spain, 0.598 ct, loose
Sale price¥9,800
China Hunan Province Cinnabar 1.056ct Loose Gemstone with Certificate
Sale price¥18,800
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.