Brazilian Paraiba tourmaline in quartz 1.297ct loose
Sale price¥12,800
Brazilian Paraiba tourmaline in quartz 1.311ct loose
Sale price¥12,800
Trapiche emerald 1.284ct loose
Sale price¥15,800
Aventurine beryl 4.153ct loose
Sale price¥15,800
Rainbow Scapolite 2.066ct loose
Sale price¥15,800
Rainbow Scapolite 2.276ct loose
Sale price¥19,800
Color change Andesine 0.920ct loose
Sale price¥22,800
Bicolor kyanite from Nepal 0.910ct loose
Sale price¥12,800
Trapiche emerald 1.319ct loose
Sale price¥12,800
Bicolor sapphire 0.730ct loose
Sale price¥19,800
Brazilian Paraiba tourmaline in quartz 3.678ct loose
Sale price¥19,800
Purple spinel 0.640ct loose (cobalt band recognized)
Sale price¥24,800
Synthetic alexandrite 0.660ct loose
Sale price¥11,800
[Mr. KEN] Play night 17.668ct loose
Sale price¥25,800
[Mr. KEN] Oregon Sunstone 1.212ct Ruth
Sale price¥12,800
[Mr. KEN] Oregon Sunstone 1.167ct Ruth
Sale price¥12,800
Yellow diamond 2.8mm/0.102ct loose (TLC/VS class equivalent)
Sale price¥12,800
Diamond 0.169ct loose (F, VS2)
Sale price¥25,800
Aragonite 2.088ct loose Japanese-German book
Sale price¥29,800
Kunzite Cat's Eye 25.941ct Loose
Sale price¥29,800
Brazilian Euclase 0.492ct loose
Sale price¥12,800
[Konpeito] Fluorite 4.480ct loose
Sale price¥24,800
Dumortierite in quartz 55.207ct rough stone
Sale price¥14,800
Colombian Euclase 6.424ct rough stone
Sale price¥15,800
Parrot chrysoberyl 2 stone pair 5mm loose
Sale price¥12,800
Hollandite in quartz 7.300ct loose
Sale price¥25,800
Orange kyanite 1.070ct loose
Sale price¥12,800
Orange kyanite 1.710ct loose
Sale price¥15,800
Ludwigite imperidot 2.932ct loose
Sale price¥12,800
Benitoite 5 stone set 0.124ct loose (gradation)
Sale price¥29,800
Hollandite in quartz 5.070ct loose
Sale price¥19,800
Bicolor kyanite 0.960ct loose
Sale price¥12,800
Brazilian Paraiba tourmaline in quartz 4.070ct loose
Sale price¥19,800
Emerald 0.208ct loose
Sale price¥15,800
Lymonite Inveryl 11.840ct loose
Sale price¥15,800
Hollandite in quartz 7.350ct loose
Sale price¥19,800
Bicolor sapphire 0.202ct loose
Sale price¥22,800
Brazilian Paraiba tourmaline in quartz 2.801ct loose
Sale price¥16,800
《Yurakucho Marui 2024112 takeout》 Emerald 0.153ct loose stone
Sale price¥14,800
Bicolor sapphire 0.279ct loose
Sale price¥25,800
Yellow diamond 2.6mm loose (equivalent to VS class)
Sale price¥15,800
Jeremejevite 0.118ct loose Japanese-German book
Sale price¥19,800
Jeremeje Bite (Eleme Je Bite) 0.121ct Loose Japanese-German Dictionary
Sale price¥16,800
Diamond 2.810ct rough stone
Sale price¥12,800
Bicolor kyanite 0.870ct loose
Sale price¥14,800
Kunzite 10.01ct loose
Sale price¥15,800
Kunzite 10.560ct 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.