Sri Lankan star sapphire 1.487ct loose
Sale price¥12,800
Pink sapphire 0.225ct loose
Sale price¥6,980
Black Star Sapphire 2.358ct Loose (Bankaccha Sapphire)
Sale price¥8,800
Sri Lankan star sapphire 21.730ct loose
Sale price¥69,800
Tanzanian sapphire 0.430ct loose stone
Sale price¥6,980
Bicolor sapphire 0.190ct loose
Sale price¥6,980
Bicolor sapphire 0.207ct loose
Sale price¥6,980
Bicolor sapphire 0.231ct loose
Sale price¥6,980
Unheated silky pink sapphire from Vietnam 0.175ct loose
Sale price¥7,980
Unheated silky pink sapphire from Vietnam 0.198ct loose
Sale price¥8,800
Unheated silky pink sapphire from Vietnam 0.247ct loose
Sale price¥12,800
Unheated silky pink sapphire from Vietnam 0.197ct loose
Sale price¥12,800
Yellow sapphire 5mm/0.572ct loose
Sale price¥5,980
Bicolor sapphire 0.335ct loose
Sale price¥9,800
Yellow sapphire from Sri Lanka 0.222ct loose
Sale price¥12,800
Bicolor sapphire from Madagascar 0.212ct loose
Sale price¥9,800
Bicolor sapphire from Madagascar 0.231ct loose
Sale price¥18,800
Bicolor sapphire from Madagascar 0.198ct loose
Sale price¥9,800
Bicolor sapphire from Madagascar 0.293ct loose
Sale price¥18,800
Bicolor sapphire from Madagascar 0.249ct loose
Sale price¥12,800
Bicolor sapphire from Madagascar 0.259ct loose
Sale price¥9,800
Mint green sapphire 0.348ct loose
Sale price¥12,800
Pink sapphire 0.881ct loose
Sale price¥18,800
Bicolor star sapphire from Myanmar 1.340ct loose
Sale price¥35,800
Unheated silky pink sapphire from Vietnam 0.161ct loose
Sale price¥7,980
Royal blue sapphire 1.420ct loose AIGS
Sale price¥198,000
[Sakura Incut] Sapphire 8mm/2.391ct《Collaboration》Loose with patch
Sale price¥98,000
Silky sapphire from Sri Lanka 1.319ct loose
Sale price¥15,800
Silky sapphire from Sri Lanka 0.627ct loose
Sale price¥8,800
Silky sapphire from Sri Lanka 1.080ct loose
Sale price¥14,800
Silky sapphire from Sri Lanka 0.868ct loose
Sale price¥12,800
Silky sapphire from Sri Lanka 2.993ct loose
Sale price¥35,800
Silky sapphire from Sri Lanka 0.981ct loose
Sale price¥14,800
Silky sapphire from Sri Lanka 1.036ct loose
Sale price¥12,800
Silky sapphire from Sri Lanka 0.920ct loose
Sale price¥14,800
Silky sapphire from Sri Lanka 0.928ct loose
Sale price¥9,800
Silky sapphire from Sri Lanka 0.632ct loose
Sale price¥8,800
Silky sapphire from Sri Lanka 1.086ct loose
Sale price¥15,800
Silky sapphire from Sri Lanka 1.380ct loose
Sale price¥19,800
Bicolor sapphire from Tanzania 0.184ct loose
Sale price¥6,980
[E_27 Yurakucho Marui] Padparadscha Sapphire 0.572ct Loose DGL
Sale price¥59,800
Unheated silky pink sapphire from Vietnam 0.202ct loose
Sale price¥8,800
Unheated silky pink sapphire from Vietnam 0.338ct loose
Sale price¥12,800

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.