Oval Cut
![[On sale May 2nd at 10 PM] Lazurite from Pakistan 0.150ct Loose Stone with Certificate](http://store.karatz.jp/cdn/shop/files/P4232123_3bbf38cd-fb20-498e-bfa3-32002525eaa3.jpg?v=1777642989&width=2451)
Brazilian Bicolor Tourmaline 0.780ct Loose
Sale price¥12,800
Ceylon Blue Sapphire (Ice Blue) 0.289ct Loose
Sale price¥9,800
Unheated Brazilian Paraiba tourmaline 0.110ct loose AIGS
Sale price¥258,000
American Benitoite 0.242ct Loose
Sale price¥158,000
Iolite Sunstone from India 0.472ct Loose Gemstone
Sale price¥5,980
Paraiba Tourmaline Loose Stone from Brazil 0.068ct (CuO: 1.1% MnO: 0.1%)
Sale price¥45,800
Brazilian Paraiba Tourmaline 0.052ct Loose Stone (CuO:1.2% MnO:1.2%)
Sale price¥35,800
Brazilian Paraiba Tourmaline 0.051ct Loose Stone (CuO:1.1% MnO:0.6%)
Sale price¥35,800
Brazilian Paraiba Tourmaline 0.048ct (CuO:1.5% MnO:1.0%)
Sale price¥35,800
Indonesian Parasitic Peridot 0.276ct Loose Stone
Sale price¥98,000
Madagascar Pezzottaite 0.229ct loose stone
Sale price¥15,800
[12560872] Bicolor Tanzanite 6.351ct Loose Stone
Sale price¥19,800
Mozambican Rhodolite Garnet 1.890ct Loose Stone
Sale price¥18,800
Madagascar Pezzottaite 0.554ct loose stone
Sale price¥15,800
Namibian Hemimorphite 0.697ct Loose Stone
Sale price¥7,980
Namibian Hemimorphite 0.615ct Loose Stone
Sale price¥7,980
Zimbabwean Blue Apatite (UV Type) 0.539ct Loose
Sale price¥8,800
Mexican Fire Opal 2.235ct Loose
Sale price¥19,800
Mexican Fire Opal 1.743ct Loose
Sale price¥18,800
Mexican Fire Opal 3.425ct Loose
Sale price¥22,800
Mexican Cantera Opal 15.195ct Loose
Sale price¥12,800
Brazilian Paraiba tourmaline in quartz 0.819ct loose
Sale price¥14,800
0.113 ct Zimbabwe Euclase loose gemstone
Sale price¥45,800
Iridescent Tourmaline 3.107ct Loose Stone
Sale price¥37,800
Gray Diamond 0.158ct Loose (FANCY DARK GRAY, I-1)
Sale price¥45,800
Australian black opal 2.277ct loose stone (play of color on both sides)
Sale price¥34,800
Dioptase from Namibia 0.150ct loose Japanese-German book
Sale price¥49,800
Blue Tourmaline 1.460ct Loose Stone Japan-Germany Exchange
Sale price¥39,800
South African rhodochrosite 2.477ct loose Japanese-German edition
Sale price¥398,000
Brazilian Dumortierite in Quartz 0.699ct Loose Stone
Sale price¥6,980
Brazilian dumortierite in quartz 1.060ct loose (faceted cut)
Sale price¥9,800
Rutilated Quartz (Rutile Quartz) 7.440ct Loose (Sun Rutilated Quartz)
Sale price¥18,800
Montana Sapphire 0.515ct loose (bicolor sapphire)
Sale price¥15,800
Montana Sapphire 0.361ct loose (yellow sapphire)
Sale price¥12,800
Mali Garnet (Grossular/Andradite Garnet) 0.675ct Loose Stone
Sale price¥15,800
Unheated Pigeon Blood Ruby 0.380ct Loose Stone AIGS
Sale price¥79,800
Brazilian Limonite in Topaz 5.029ct Loose Stone (Rainbow)
Sale price¥15,800
Brazilian Black Garden Quartz 5.722ct Loose Stone
Sale price¥15,800
Montana Sapphire 0.397ct loose (bicolor sapphire)
Sale price¥12,800
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.