Unheated Mozambique Ruby 2.7mm/0.135ct Loose
Sale price¥19,800
Madagascar Bicolor Sphene 1.551ct Loose Stone
Sale price¥19,800
《Yurakucho Marui 20240725》Pigeon Blood Ruby 0.441ct Loose
Sale price¥69,800
《Yurakucho Marui 20240725》【12551586】Ruby 0.289ct loose stone
Sale price¥12,800
《Yurakucho Marui 20240725》Ruby 0.178ct loose stone with jewel
Sale price¥8,800
《Yurakucho Marui 20240725》Pigeon Blood Ruby 0.295ct Loose AIGS
Sale price¥49,800
Myanmar Trapiche Ruby 0.250ct Loose
Sale price¥15,800
Myanmar Trapiche Ruby 0.342ct Loose
Sale price¥15,800
Myanmar trapichel ruby 0.216ct loose
Sale price¥15,800
Ruby 0.106ct loose
Sale price¥12,800
《Yurakucho Marui 20240725》Sphene 0.707ct loose stone
Sale price¥8,800
Myanmar Trapiche Ruby 0.200ct Loose
Sale price¥12,800
《Yurakucho Marui 20240725》Ruby 0.254ct loose stone
Sale price¥9,800
Ruby 0.282ct loose
Sale price¥8,800
《Yurakucho Marui 20240725》Ruby 0.203ct loose stone
Sale price¥12,800
Chrome sphene 0.567ct loose
Sale price¥15,800
Myanmar trapichel ruby 0.288ct loose
Sale price¥19,800
Myanmar trapichel ruby 0.233ct loose
Sale price¥15,800
Sphene 5.136ct loose
Sale price¥5,980
Sphene from Madagascar 0.674ct loose
Sale price¥13,800
Sphene from Madagascar 0.498ct loose
Sale price¥9,800
Sphene from Madagascar 0.494ct loose
Sale price¥6,980
Sphene from Madagascar 1.404ct loose
Sale price¥15,800
Sphene from Madagascar 0.761ct loose
Sale price¥12,800
Sphene from Madagascar 0.601ct loose
Sale price¥9,800
Sphene from Madagascar 1.899ct loose
Sale price¥24,800
Sphene from Madagascar 1.476ct loose
Sale price¥18,800
Sphene from Madagascar 0.709ct loose (hexagonal cut)
Sale price¥8,800
Sphene from Madagascar 0.672ct loose (hexagonal cut)
Sale price¥8,800
Sphene from Madagascar 1.853ct loose
Sale price¥24,800
Bicolor sphene from Madagascar 1.242ct loose
Sale price¥59,800
Sphene from Madagascar 1.229ct loose
Sale price¥59,800
《Yurakucho Marui 20240725》Pakistani color change sphene 7.137ct loose stone
Sale price¥198,000
Sphene 2.770ct loose
Sale price¥59,800
Sphene 2.074ct loose
Sale price¥49,800
Myanmar trapichel ruby 0.179ct rough stone
Sale price¥3,980
Myanmar trapichel ruby 0.160ct rough stone
Sale price¥5,980
Myanmar trapichel ruby 0.165ct rough stone
Sale price¥6,980
Trapichel ruby from Myanmar 0.231ct rough stone
Sale price¥5,980
Myanmar trapichel ruby 0.152ct rough stone
Sale price¥4,980
Trapichel ruby from Myanmar 0.202ct rough stone
Sale price¥3,980
Myanmar trapichel ruby 0.261ct rough stone
Sale price¥4,980
Myanmar trapichel ruby 0.248ct rough stone
Sale price¥5,980
Myanmar trapichel ruby 0.227ct rough stone
Sale price¥3,980
Sphene 7.6mm/2.077ct loose
Sale price¥59,800
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.