0.372ct loose purple sapphire from Windsor, Tanzania
Sale price¥14,800
Vietnam unheated silky pink sapphire 0.354ct loose stone
Sale price¥9,800
Vietnam unheated silky pink sapphire 0.256ct loose stone
Sale price¥8,800
Vietnam unheated silky pink sapphire 0.437ct loose stone
Sale price¥14,800
Indian Alexandrite Cat's Eye 0.373ct Loose Stone
Sale price¥8,800
Green Sapphire 0.299ct Loose (Silky Sapphire)
Sale price¥3,980
Brazilian Imperial Topaz 0.153ct Loose
Sale price¥5,980
Pink spinel 0.365ct loose stone
Sale price¥12,800
《Yurakucho Marui 2024112 takeout》Sky blue topaz 0.428ct loose stone
Sale price¥5,980
Tanzanite 0.349ct loose
Sale price¥9,800
Bicolor Zoisite 0.302ct loose stone
Sale price¥8,800
Bicolor Zoisite 0.273ct loose stone
Sale price¥7,980
Tanzanite 0.328ct loose stone
Sale price¥8,800
Bicolor Zoisite 0.392ct loose stone
Sale price¥8,800
Tourmaline 0.237ct loose
Sale price¥6,980
Bicolor tourmaline 0.423ct loose
Sale price¥12,800
Bicolor tourmaline 0.552ct loose
Sale price¥12,800
Pink tourmaline 0.423ct loose
Sale price¥8,800
Lepidocrocite in Quartz 0.241ct Loose Stone
Sale price¥6,980
《Yurakucho Marui 2024112 takeout》Ruby 0.254ct loose stone
Sale price¥9,800
Bicolor Benitoite 0.164ct loose stone
Sale price¥19,800
Montana Sapphire 0.212ct Loose (Blue Sapphire)
Sale price¥9,800
Montana Sapphire 0.278ct Loose (Yellow Sapphire)
Sale price¥8,800
Montana Sapphire 0.206ct Loose (Blue Sapphire)
Sale price¥9,800
Benitoite 0.300ct loose stone (cabochon cut)
Sale price¥12,800
Benitoite 0.536ct loose stone (cabochon cut)
Sale price¥12,800
Tanzanite 5mm/0.535ct loose stone (sugarloaf cut)
Sale price¥9,800
Benitoite 0.311ct loose stone (cabochon cut)
Sale price¥12,800
Chrome sphene 0.567ct loose
Sale price¥15,800
Goshenite 0.388ct loose
Sale price¥5,980
Aventurine aquamarine 0.288ct loose
Sale price¥6,980
Purple spinel 0.380ct loose
Sale price¥8,800
Purple Spinel 4.3mm/0.323ct Loose Stone
Sale price¥8,800
Violet spinel 0.301ct loose
Sale price¥9,800
Tanzania Zoisite 0.278ct loose stone
Sale price¥8,800
Zoisite 0.216ct loose stone (heart shape)
Sale price¥8,800
Zoisite 0.247ct loose stone (heart shape)
Sale price¥8,800
Blue Garnite from Nigeria 0.361ct Ruth Japanese-German Edition
Sale price¥39,800
Blue Garnite from Nigeria 0.514ct Ruth Japanese-German Edition
Sale price¥59,800
Australian rainbow lattice sunstone 0.378ct loose
Sale price¥5,980
Australian rainbow lattice sunstone 0.354ct loose
Sale price¥5,980
Russian demantoid garnet (horsetail recognized) 0.141ct loose
Sale price¥39,800
Tanzanite 0.520ct loose (sugar loaf cut)
Sale price¥9,800
Yellow sapphire 0.445ct loose
Sale price¥8,800
Yellow sapphire 0.294ct loose
Sale price¥8,800
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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.