Sri Lankan Star Sapphire 6.477ct Loose
Sale price¥49,800
Sri Lankan Star Sapphire 7.111ct Loose
Sale price¥59,800
Colombian pyrite emerald 3.817ct loose stone
Sale price¥79,800
Mexican Opal 4.302ct Loose
Sale price¥19,800
Brazilian Flower Quartz 6.545ct Loose Stone
Sale price¥18,800
Brazilian Flower Quartz 4.666ct Loose Stone
Sale price¥12,800
Brazilian Flower Quartz 6.501ct Loose Stone
Sale price¥16,800
Mexican Opal 9.6mm/1.803ct Loose (Contralus Opal)
Sale price¥69,800
[Koshu Precious Stones Plusthree] Rose Quartz 7.293ct Loose
Sale price¥29,800
Bicolor Citrine 8.362ct Loose
Sale price¥8,800
Brazilian Morganite 7.339ct loose stone
Sale price¥39,800
Mexican Fire Opal 1.833ct Loose
Sale price¥49,800
Mexican Fire Opal 3.425ct Loose
Sale price¥29,800
Green Zoisite 0.703ct Loose Stone
Sale price¥22,800
Brazilian Apatite in Jasper 2.248ct Loose Stone
Sale price¥7,980
Brazilian dendritic quartz 4.603ct loose stone
Sale price¥12,800
Dendritic quartz 4.272ct loose
Sale price¥9,800
Watermelon tourmaline 3.250ct loose
Sale price¥5,980
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.
