Ethiopian honeycomb opal 3.566ct loose stone
Sale price¥46,800
Bicolor tanzanite 2.270ct loose
Sale price¥45,800
Nepalese bicolor kyanite 0.987ct loose stone
Sale price¥9,800
Chameleon Diamond Green Diamond 0.122ct Loose (FANCY GRAY GREEN, SI2)
Sale price¥69,800
Vietnam unheated silky pink sapphire 0.178ct loose stone
Sale price¥5,980
Vietnam unheated silky pink sapphire 0.256ct loose stone
Sale price¥8,800
Tanzanian Kornerupine Cat's Eye 1.331ct Loose Stone
Sale price¥7,980
Brazilian Apatite in Jasper 1.477ct Loose Stone
Sale price¥7,980
Brazilian Paraiba tourmaline in quartz 4.772ct loose
Sale price¥59,800
Tanzanian Kornerupine Cat's Eye 0.986ct Loose Stone
Sale price¥6,980
Myanmar Taaffeite 1.110ct Loose GIT
Sale price¥45,800
Brazilian Medusa Quartz (Paraiba Quartz) 3.122ct Loose Stone
Sale price¥15,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.529ct Loose Stone
Sale price¥6,980
Brazilian dendritic quartz 4.603ct loose stone
Sale price¥12,800
Benitoite 0.066ct loose
Sale price¥14,800
Bicolor Benitoite 0.164ct loose stone
Sale price¥19,800
Montana Sapphire 0.206ct Loose (Blue Sapphire)
Sale price¥9,800
Australian rainbow lattice sunstone 0.353ct loose
Sale price¥5,980
Brazilian Medusa Quartz (Paraiba Quartz) 1.317ct loose
Sale price¥24,800
Brazilian Paraiba tourmaline in quartz 1.602ct loose
Sale price¥49,800
Rutilated Quartz (Rutilated Quartz) 9.721ct Loose (Sun Rutilated Quartz)
Sale price¥29,800
Australian rainbow lattice sunstone 0.587ct loose
Sale price¥6,980
Santa Maria Aquamarine from Brazil 0.189ct loose
Sale price¥5,980
Montana Sapphire 0.238ct loose
Sale price¥7,980
Montana Sapphire 0.254ct loose
Sale price¥9,800
Tanzanian Kornerupine Cat's Eye 0.866ct Loose Stone
Sale price¥5,980
Montana Sapphire 0.242ct Loose (Yellow Sapphire)
Sale price¥8,800
Montana Sapphire (Montana Sapphire) 0.210ct Loose
Sale price¥8,800
Montana Sapphire 0.458ct Loose (Bi-Color Sapphire)
Sale price¥14,800
Montana Sapphire 0.416ct Loose (Bi-Color Sapphire)
Sale price¥12,800
【4/4 22時販売】ブラジル産パライバトルマリン 0.173ctルース(CuO:1.9%、MnO:1.0%)
Sale price¥158,000
【4/2 22時販売】タンザニア産サンストーン(イリュージョンサンストーン) 0.381ctルース
Sale price¥7,980
【4/4 22時販売】ブラジル産パライバトルマリン 0.220ctルース(CuO:0.7%,MnO:3.0%)GIT鑑
Sale price¥45,800

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.

The fifth reprint has been decided and is now on sale at bookstores nationwide and online.
Written by KARATZ, book “Jewelry Illustrated Book”
The book provides explanations about over 300 types of gemstones, from new standard birthstones to rare stones that are hard to find, as well as a diary of our company representative, Mr. Koyama's, gemstone shopping experience in Thailand and Sri Lanka, and tips for photographing gemstones, allowing you to learn about the appeal of gemstones from various perspectives.