Paraiba tourmaline from Brazil 0.154ct loose
Sale price¥29,800
Brazilian Alexandrite 0.111ct loose stone
Sale price¥24,800
Paraiba Tourmaline from Mozambique 0.483ct loose stone
Sale price¥25,800
Paraiba Tourmaline from Mozambique 0.339ct loose stone
Sale price¥19,800
Synthetic Alexandrite 0.287ct loose stone
Sale price¥8,800
Synthetic Alexandrite 0.405ct loose stone
Sale price¥9,800
Synthetic Alexandrite 0.471ct loose stone
Sale price¥14,800
Synthetic Alexandrite 1.210ct loose stone
Sale price¥29,800
Synthetic Alexandrite 1.519ct loose stone
Sale price¥29,800
Peridot 147.268ct loose stone
Sale price¥59,800
Brazilian Paraiba Tourmaline 0.360ct Loose GIA
Sale price¥298,000
Blue sapphire 0.381ct loose stone
Sale price¥9,800
Blue sapphire 0.231ct loose
Sale price¥9,800
Brazilian Green Tourmaline 0.825ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.883ct Loose Stone
Sale price¥19,800
Brazilian Green Tourmaline 0.376ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.332ct Loose Stone
Sale price¥9,800
Tanzania Bicolor Zoisite 4.6mm/0.489ct Loose Stone
Sale price¥12,800
Tanzania Bicolor Zoisite 4.8mm/0.540ct Loose Stone
Sale price¥12,800
Tanzania Bicolor Zoisite 4.7mm/0.486ct Loose Stone
Sale price¥12,800
Tanzanite from Tanzania 0.245ct loose stone
Sale price¥9,800
Tanzania Bicolor Zoisite 0.295ct Loose Stone
Sale price¥8,800
Tanzania Bicolor Zoisite 0.211ct Loose Stone
Sale price¥8,800
Tanzania Bicolor Zoisite 0.286ct Loose Stone
Sale price¥8,800
Synthetic Moissanite 0.634ct loose stone
Sale price¥9,800
Blue sapphire 0.287ct loose
Sale price¥12,800
Tanzanian Kornerupine Cat's Eye 1.608ct Loose Stone
Sale price¥6,980
Synthetic Moissanite 6.0mm/0.688ct Loose Stone
Sale price¥9,800
Brazilian Alexandrite 3mm/0.134ct loose stone (rose cut)
Sale price¥24,800
Brazilian Alexandrite 3.1mm/0.131ct Loose Stone (Rose Cut)
Sale price¥23,800
Brazilian Alexandrite 3.1mm/0.124ct loose stone (rose cut)
Sale price¥22,800
Emerald 0.310ct loose
Sale price¥12,800
Emerald 0.286ct loose
Sale price¥12,800
Tanzanian green sapphire 0.303ct loose stone
Sale price¥9,800
Colombian emerald 0.840ct rough stone
Sale price¥9,800
[12551956] Colombian emerald rough stone 1.241ct
Sale price¥18,800
[12551957] Colombian emerald 0.503ct rough stone
Sale price¥7,980
Indian Alexandrite Cat's Eye 0.206ct Loose Stone
Sale price¥6,980
Paraiba Tourmaline from Mozambique 0.360ct loose stone
Sale price¥18,800
Paraiba Tourmaline from Mozambique 0.412ct loose stone
Sale price¥22,800
Bicolor Andesine (Color Change Andesine) 1.416ct Loose Stone
Sale price¥18,800
Colombian Trapiche Emerald 0.488ct Loose
Sale price¥25,800
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.