American benitoite 0.155ct loose
Sale price¥43,800
American benitoite 0.101ct loose
Sale price¥28,800
American benitoite 0.127ct loose
Sale price¥35,800
American benitoite 0.133ct loose
Sale price¥37,800
American benitoite 0.102ct loose
Sale price¥28,800
American benitoite 0.187ct loose
Sale price¥48,800
Jeremejevite from Namibia 0.145ct loose (contains iron oxide)
Sale price¥19,800
Russian demantoid garnet cat's eye (horsetail recognized) 0.171ct loose
Sale price¥22,800
Russian demantoid garnet cat's eye (horsetail recognized) 0.222ct loose
Sale price¥29,800
Mint green sapphire 0.348ct loose
Sale price¥12,800
Mint color tourmaline 0.115ct loose
Sale price¥5,980
Mint color tourmaline 0.198ct loose
Sale price¥5,980
Mint color tourmaline 0.229ct loose
Sale price¥5,980
Pink tourmaline 0.205ct loose
Sale price¥5,980
Bicolor sapphire from Madagascar 0.252ct loose
Sale price¥14,800
Bicolor sapphire from Madagascar 0.265ct loose
Sale price¥16,800
Bicolor sapphire from Madagascar 0.259ct loose
Sale price¥9,800
Bicolor sapphire from Madagascar 0.249ct loose
Sale price¥12,800
Bicolor sapphire from Madagascar 0.293ct loose
Sale price¥18,800
Bicolor sapphire from Madagascar 0.198ct loose
Sale price¥9,800
Bicolor sapphire from Madagascar 0.231ct loose
Sale price¥18,800
Bicolor sapphire from Madagascar 0.212ct loose
Sale price¥9,800
Yellow sapphire from Sri Lanka 0.222ct loose
Sale price¥12,800
Russian demantoid garnet 3.2mm/0.200ct loose
Sale price¥15,800
Montebrasite 0.373ct loose
Sale price¥9,800
Bicolor sapphire 0.335ct loose
Sale price¥9,800
Unheated silky pink sapphire from Vietnam 0.197ct loose
Sale price¥12,800
Unheated silky pink sapphire from Vietnam 0.247ct loose
Sale price¥12,800
Brazilian Lazurite (Celestite) 0.226ct Ruth Japanese-German Edition
Sale price¥98,000
Russian demantoid garnet (horsetail recognized) 3.7mm/0.231ct loose
Sale price¥22,800
Russian demantoid garnet (horsetail recognized) 3.8mm/0.232ct loose
Sale price¥18,800
Unheated silky pink sapphire from Vietnam 0.198ct loose
Sale price¥8,800
Unheated silky pink sapphire from Vietnam 0.175ct loose
Sale price¥7,980
Chrome tourmaline from Tanzania 0.279ct loose
Sale price¥9,800
Bicolor sapphire 0.231ct loose
Sale price¥6,980
Bicolor sapphire 0.207ct loose
Sale price¥6,980
Bicolor sapphire 0.190ct loose
Sale price¥6,980
Brazilian Alexandrite 0.244ct Ruth (Hemachita Mine)
Sale price¥59,800
Brazilian alexandrite 0.112ct loose
Sale price¥13,800
Tanzanian sapphire 0.430ct loose stone
Sale price¥6,980
Chrome tourmaline 0.300ct loose stone
Sale price¥3,980
Yellow diamond rough stone (makeable) 0.247ct rough stone
Sale price¥22,800
American red beryl 0.270ct loose
Sale price¥22,800
American red beryl 0.230ct loose
Sale price¥18,800
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.
