Nigerian Cobalt Garnite 0.707ct Loose Stone JTL Catalog
Sale price¥29,800
Madagascar Padparadscha Sapphire 4.3mm/0.345ct Loose DGL
Sale price¥55,800
Pakistani Lazurite (Azurite) 3.7mm/0.168ct Loose Stone
Sale price¥45,800
Kunzite from Afghanistan 9.5mm/3.508ct loose stone
Sale price¥9,800
Sri Lankan Silky Sapphire 6.4mm/1.036ct Loose Stone
Sale price¥12,800
Myanmar Taaffeite 6.9mm/1.408ct loose stone
Sale price¥98,000
Mexican Danburite 7.0mm/1.224ct loose stone
Sale price¥9,800
Vietnam Aquamarine 6.0mm/0.781ct Loose Stone
Sale price¥8,800
Violet Sapphire 4.3mm/0.328ct Loose
Sale price¥15,800
Pink sapphire 4.5mm/0.390ct loose stone
Sale price¥15,800
Purple sapphire 4mm/0.273ct loose stone
Sale price¥12,800
Yellow Sapphire 4.0mm/0.266ct Loose
Sale price¥12,800
[Koshu Precious Stone Cut Plusthree] Peridot 6mm/0.792ct Loose Patch
Sale price¥24,800
Bicolor Fluorite 6.1mm/0.869ct Loose Stone
Sale price¥6,980
Colombian Mica in Emerald 4.6mm/0.210ct Loose Stone
Sale price¥12,800
Detroit City Rhodochrosite 4mm/0.439ct Loose Stone
Sale price¥8,800
Spanish Sphalerite 8mm/2.679ct loose stone
Sale price¥38,800
American Herkimer Diamond 5.6mm/0.516ct Loose
Sale price¥9,800
American benitoite 0.074ct loose
Sale price¥8,800
[Clover in cut] Oregon Sunstone 7mm/1.092ct {Collaboration} Loose patch
Sale price¥39,800
Padparadscha Sapphire 4.1mm/0.382ct Loose Stone Medium Treasure Mirror
Sale price¥49,800
Tanzania Bicolor Zoisite 4.1mm/0.313ct Loose Stone
Sale price¥5,980
Tanzania Bicolor Zoisite 4mm/0.305ct Loose Stone
Sale price¥6,980
Tanzania Bicolor Zoisite 0.299ct Loose Stone
Sale price¥4,980
Mozambique Aquamarine 4.9mm/0.463ct Loose Stone
Sale price¥9,800
Vietnam Aquamarine 5.1mm/0.410ct Loose Stone
Sale price¥6,980
Vietnam Aquamarine 5.9mm/0.700ct Loose Stone
Sale price¥8,800
Vietnam Aquamarine 5.0mm/0.739ct Loose Stone
Sale price¥9,800
Vietnam Aquamarine 5.1mm/0.457ct Loose Stone
Sale price¥6,980
YAG (Yttrium Aluminum Garnet) 7mm/1.686ct Loose Stone
Sale price¥12,800
Montana Sapphire 0.152ct loose
Sale price¥12,800
American Benitoite 4.8mm/0.396ct Loose Stone by Nikkei
Sale price¥298,000
[Sakura Incut] Purple Spinel 5.5mm/0.609ct {Collaboration} Loose Patch
Sale price¥55,800
[Camellia Cut] Oregon Sunstone 14mm/2.102ct {Collaboration} Loose Patch
Sale price¥79,800
YAG (Yttrium Aluminum Garnet) 4.0mm/0.341ct loose stone
Sale price¥6,980
Tanzania Bicolor Zoisite 4.2mm/0.299ct Loose Stone
Sale price¥7,980

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.