[On sale at 10pm on 5/22] Burmese ruby 3.725ct loose GIA & Chuho
Sale price¥198,000
Burmese unheated star ruby 1.050ct loose stone
Sale price¥29,800
Burmese Red Spinel 0.201ct Loose
Sale price¥9,800
Burmese gray spinel 0.827ct loose stone
Sale price¥28,800
Burmese Red Spinel 3.6mm/0.216ct Loose Stone
Sale price¥8,800
Burmese Ruby 0.418ct Loose Stone Japan-Germany
Sale price¥35,800
Burmese unheated ruby 0.245ct loose stone by Nikkei
Sale price¥39,800
Burmese Ruby 0.239ct Loose
Sale price¥9,800
Unheated Burmese pink spinel 1.430ct loose AIGS
Sale price¥188,000
Burmese spinel 0.950ct loose (buff top)
Sale price¥19,800
Burmese bicolor spinel 0.849ct loose
Sale price¥39,800

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.