Australian Opal 1.203ct Loose
Sale price¥12,800
[Rouge cut] Rhodolite garnet 0.410ct loose stone
Sale price¥8,800
Zoisite 1.290ct loose stone
Sale price¥19,800
Nigerian Star Enstatite 0.880ct Loose Stone
Sale price¥14,800
《Yurakucho Marui 2024112 takeout》Tanzanite 0.781ct loose stone
Sale price¥15,800
Cambodian Blue Zircon 0.348ct Loose Stone
Sale price¥6,980
Green Zoisite 0.703ct Loose Stone
Sale price¥22,800
Zoisite 0.681ct loose stone
Sale price¥12,800
Lavender Tanzanite 1.192ct loose stone
Sale price¥18,800
YAG (Yttrium Aluminum Garnet) 1.357ct loose stone
Sale price¥16,800
YAG (Yttrium Aluminum Garnet) 1.171ct loose stone
Sale price¥14,800
Synthetic rutile 1.210ct loose stone
Sale price¥24,800
《Yurakucho Marui 2024112 takeout》Royal Blue Sapphire 0.730ct Loose AIGS
Sale price¥158,000
Australian black opal 1.744ct loose
Sale price¥39,800
Australian black opal 0.959ct loose stone
Sale price¥18,800
0.372ct loose purple sapphire from Windsor, Tanzania
Sale price¥14,800
Australian black opal 0.296ct loose stone
Sale price¥8,800
Australian black opal 0.357ct loose stone
Sale price¥12,800
Vietnam unheated silky pink sapphire 0.354ct loose stone
Sale price¥9,800
Vietnam unheated silky pink sapphire 0.178ct loose stone
Sale price¥5,980
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
Bicolor tourmaline 0.724ct loose stone
Sale price¥14,800
Brazilian Dumortierite in Quartz 0.514ct loose stone
Sale price¥9,800
Mint green diamond (treated) 0.101ct loose (SI class equivalent)
Sale price¥15,800
Indian Alexandrite Cat's Eye 0.373ct Loose Stone
Sale price¥8,800
Ruby 0.106ct loose
Sale price¥12,800
Australian rainbow lattice sunstone 0.564ct loose
Sale price¥6,980
Brazilian Paraiba tourmaline in quartz 0.871ct loose
Sale price¥18,800
Tanzanian Kornerupine Cat's Eye 1.331ct Loose Stone
Sale price¥7,980
Brazilian Apatite in Jasper 1.477ct Loose Stone
Sale price¥7,980
Tanzanian Mandarin Garnet 0.695ct Loose Stone
Sale price¥49,800
Tanzanian Mandarin Garnet 0.369ct Loose Stone
Sale price¥24,800
Afghanistan indigolite tourmaline 1.732ct loose stone
Sale price¥15,800
Afghanistan indigolite tourmaline 1.732ct loose stone
Sale price¥15,800
Afghanistan indigolite tourmaline 1.729ct loose stone
Sale price¥15,800
Afghanistan indigolite tourmaline 1.264ct loose stone
Sale price¥12,800
Green Sapphire 0.299ct Loose (Silky Sapphire)
Sale price¥3,980
Mexican Fire Opal 1.891ct Loose
Sale price¥24,800
Mexican Fire Opal 1.450ct Loose
Sale price¥39,800
《Yurakucho Marui 2024112 takeout》Mexican fire opal 1.348ct loose
Sale price¥19,800
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.