Myanmar Purple Spinel 0.720ct Loose
Sale price¥6,980
Myanmar spinel 0.770ct loose stone
Sale price¥7,980
Myanmar Purple Spinel 0.680ct Loose
Sale price¥8,800
Cambodian Yellow Zircon 4.8mm/0.662ct Loose Stone
Sale price¥8,800
Synthetic Opal (Synthetic Black Opal) 0.723ct Loose
Sale price¥15,800
Synthetic Opal (Synthetic Black Opal) 0.651ct Loose
Sale price¥15,800
Sri Lankan Yellow Sapphire 0.543ct Loose
Sale price¥29,800
Indian Moonstone 6.2mm/0.749ct Loose
Sale price¥7,980
Sri Lankan Chrysoberyl Cat's Eye 0.532ct Loose Stone
Sale price¥5,980
[E_27 Yurakucho Marui Takeout] Brazilian Pink Tourmaline 0.960ct Loose
Sale price¥15,800
Brazilian bicolor tourmaline 0.763ct loose stone
Sale price¥7,980
Myanmar Purple Spinel 0.514ct Loose Stone
Sale price¥8,800
Brazilian bicolor tourmaline 0.548ct loose stone
Sale price¥9,800
Brazilian bicolor tourmaline 0.914ct loose stone
Sale price¥12,800
Brazilian Indigolite Tourmaline 0.626ct Loose Stone JTL
Sale price¥18,800
Madagascar Sphene 6.2mm/0.906ct Loose Stone
Sale price¥12,800
Madagascar Pink Tourmaline 0.543ct Loose Stone
Sale price¥14,800
Madagascar sphene 0.673ct loose stone
Sale price¥15,800
Mongolian Andesine 0.856ct Loose Stone
Sale price¥9,800
Brazilian bicolor tourmaline 0.582ct loose stone
Sale price¥6,980
Sri Lankan Chrysoberyl Cat's Eye 0.519ct Loose Stone
Sale price¥8,800
Brazilian Green Tourmaline 0.703ct Loose Stone
Sale price¥15,800
Brazilian Green Tourmaline 0.764ct Loose Stone
Sale price¥9,800
Brazilian bicolor tourmaline 0.675ct loose stone
Sale price¥9,800
Mexican Yellow Opal 0.673ct Loose
Sale price¥8,800
Sri Lankan Yellow Sapphire 0.593ct Loose
Sale price¥15,800
Myanmar Purple Spinel 4.8mm/0.514ct Loose Stone
Sale price¥6,980
Brazilian bicolor tourmaline 0.820ct loose stone
Sale price¥25,800
Mongolian color change andesine 0.797ct loose stone
Sale price¥14,800
[E_27 Yurakucho Marui Take-out] Russian Oil-Free Emerald 0.640ct Loose GIA
Sale price¥198,000
Tanzanian bicolor sapphire 0.510ct loose stone
Sale price¥12,800
Myanmar Pink Spinel 0.79ct Loose Stone (with Crystal)
Sale price¥12,800
Cambodian colorless zircon 0.508ct loose stone
Sale price¥8,800
Cambodian colorless zircon 0.512ct loose stone
Sale price¥8,800
Brazilian Petalite 0.713ct loose stone
Sale price¥5,980
Tanzanite from Tanzania 0.804ct loose stone
Sale price¥24,800
Tanzanite from Tanzania 0.856ct loose stone
Sale price¥29,800
Bicolor tourmaline 0.840ct loose
Sale price¥22,800
Brazilian Tourmaline Cat's Eye 0.890ct Loose Stone
Sale price¥2,980
Mexican Fire Opal 0.780ct 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.