Tanzanian Golden Sheen Sapphire 0.495ct Loose
Sale price¥14,800
Mexican Fire Opal 0.353ct Loose
Sale price¥6,980
Mexican fire opal 0.230ct loose
Sale price¥6,980
Opal 0.101ct loose stone
Sale price¥8,800
Mexican Opal 0.264ct Loose
Sale price¥8,800
Opal 0.458ct loose
Sale price¥12,800
Andalusite 4mm/0.204ct loose stone (rose cut)
Sale price¥5,980
Russian demantoid garnet (horsetail recognized) 0.291ct loose
Sale price¥49,800
Pink tourmaline 0.307ct loose
Sale price¥5,980
Russian demantoid garnet (horsetail recognized) 3mm/0.138ct loose
Sale price¥24,800

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.