Bicolor sapphire 0.478ct loose (color shift)
Sale price¥19,800
Bicolor sapphire 0.924ct loose (teal blue)
Sale price¥29,800
Colombian trapiche emerald (reverse trapiche) 0.170ct loose
Sale price¥15,800
Colombian trapiche emerald (reverse trapiche) 0.188ct loose
Sale price¥18,800
Colombian trapiche emerald (reverse trapiche) 0.093ct loose
Sale price¥9,800
Serpentine 9.367ct Ruth Japanese-German book
Sale price¥12,800
Brazilian indigolite tourmaline 1.839ct loose Japanese-German edition
Sale price¥148,000
Red beryl 0.173ct loose
Sale price¥38,800
Red beryl 0.136ct loose
Sale price¥29,800
Red beryl 0.131ct loose
Sale price¥28,800
Red beryl 0.105ct loose
Sale price¥22,800
Red beryl 0.098ct loose
Sale price¥22,800
Red beryl 0.094ct loose
Sale price¥18,800
Red beryl 0.064ct loose
Sale price¥14,800
Diamond 0.061ct loose (trapeze cut, VS class equivalent)
Sale price¥9,800
Diamond 0.042ct loose (trapeze cut, VS class equivalent)
Sale price¥8,800
Diamond 0.039ct loose (trapeze cut, equivalent to VS class)
Sale price¥7,980
Brazilian bicolor tourmaline 1.698ct loose
Sale price¥22,800
Bicolor sapphire 0.368ct loose
Sale price¥29,800
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.