Brazilian Alexandrite 0.074ct Ruth (Hemachita Mine)
Sale price¥15,800
Brazilian Alexandrite 0.097ct Ruth (Hemachita Mine)
Sale price¥25,800
Brazilian Alexandrite 0.086ct Ruth (Hemachita Mine)
Sale price¥18,800
Brazilian Alexandrite 0.098ct Ruth (Hemachita Mine)
Sale price¥24,800
Brazilian Alexandrite 0.057ct Ruth (Hemachita Mine)
Sale price¥14,800
Morganite 0.445ct loose
Sale price¥7,980
Morganite 0.396ct loose
Sale price¥6,980
Morganite 0.405ct loose
Sale price¥8,800
Grandidierite 0.206ct loose
Sale price¥22,800
Mali Garnet (Grossular/Andradite Garnet) 4.5mm/0.464ct Loose
Sale price¥11,800
Mali Garnet (Grossular/Andradite Garnet) 4.5mm/0.498ct Loose
Sale price¥9,800
Mali Garnet (Grossular/Andradite Garnet) 4.5mm/0.497ct Loose
Sale price¥9,800
UV type mint garnet 0.461ct loose
Sale price¥5,980
UV type mint garnet 0.435ct loose
Sale price¥5,980
UV type mint garnet 0.429ct loose
Sale price¥5,980
Brazilian Paraiba tourmaline 0.370ct loose (CuO:1.0%, MnO:1.2%)
Sale price¥69,800
Jeremejevite from Namibia 0.056ct loose
Sale price¥15,800
Jeremejevite from Namibia 0.034ct loose
Sale price¥12,800
Jeremejevite from Namibia 0.064ct loose
Sale price¥15,800
Spinel 3 stone set 0.328ct loose
Sale price¥5,980
Paraiba tourmaline from Mozambique 0.351ct loose
Sale price¥19,800
Paraiba tourmaline from Mozambique 0.266ct loose
Sale price¥29,800
Unheated Brazilian Paraiba tourmaline 0.108ct loose
Sale price¥128,000
Bicolor tanzanite 0.492ct raw stone from Tanzania
Sale price¥8,800
Euclase from Zimbabwe 0.409ct loose
Sale price¥59,800
Paraiba tourmaline from Brazil 0.144ct loose (CuO:0.9%,MnO:2.8%)
Sale price¥55,800
Bicolor tourmaline 0.418ct loose
Sale price¥5,980
Gray spinel 0.293ct loose (platinum spinel)
Sale price¥5,980
Blue green spinel 0.263ct loose
Sale price¥6,980
Bekily Blue Garnet from Madagascar (color change garnet) 0.346ct loose
Sale price¥25,800
Bekily Blue Garnet from Madagascar (color change garnet) 0.239ct loose
Sale price¥17,800
Hemimorphite from Congo 0.468ct loose
Sale price¥14,800
Hemimorphite from Congo 0.432ct loose
Sale price¥8,800
Euclase from Zimbabwe 0.385ct loose
Sale price¥118,000
Sri Lankan white sapphire 2.9mm/0.086ct loose (rose cut)
Sale price¥5,980
Benitoite 2.2mm/0.270ct loose (gradation set)
Sale price¥79,800
Brazilian imperial topaz 0.467ct loose
Sale price¥15,800
Benitoite 0.095ct loose
Sale price¥24,800
Benitoite 0.091ct loose
Sale price¥23,800
Axinite 0.404ct loose (blue tint)
Sale price¥5,980
Benitoite 0.086ct loose
Sale price¥21,800
Red beryl 0.096ct loose
Sale price¥24,800
Red beryl 0.079ct loose
Sale price¥19,800
Unheated silky pink sapphire from Vietnam 0.439ct loose
Sale price¥25,800
Unheated silky pink sapphire from Vietnam 0.336ct loose
Sale price¥18,800
[Mr. Sanjay] Synthetic moissanite 0.358ct loose
Sale price¥6,980
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.
