【6/11 22時販売】ブラジル産マデイラシトリン 6.8mm/1.110ctルース
Sale price¥4,980
【6/14 22時販売】ブラジル産バイカラートパーズ 0.973ctルース
Sale price¥12,800
[On sale 6/6 at 22:00] Brazilian Pink Imperial Topaz 0.563ct Loose
Sale price¥12,800
Brazilian unheated pink imperial topaz (sherry pink) 0.348ct loose stone
Sale price¥12,800
[Koshu precious stone Kiriko plusthree] Swiss blue topaz 26.821ct loose
Sale price¥59,800
[On sale 4/28 at 10pm] Brazilian Madeira Citrine 0.867ct loose stone
Sale price¥9,800
[On sale 4/28 at 10pm] Brazilian Madeira Citrine 0.602ct Loose
Sale price¥8,800
[On sale at 10pm on 4/12] Brazilian bicolor topaz 1.932ct loose stone
Sale price¥18,800
Brazilian London Blue Topaz 0.985ct Loose
Sale price¥8,800
Brazilian London Blue Topaz 0.966ct Loose Stone
Sale price¥8,800
Brazilian Sky Blue Topaz 1.256ct Loose Stone
Sale price¥8,800
Brazilian Swiss Blue Topaz 6.4mm/1.225ct Loose Stone
Sale price¥9,800
Brazilian Imperial Topaz 1.314ct Loose Stone
Sale price¥24,800
Brazilian Swiss Blue Topaz 17.410ct Loose
Sale price¥27,800
Brazilian Swiss Blue Topaz 11.536ct Loose
Sale price¥14,800

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.