Pakistani Oil in Quartz 1.337ct Loose Stone (Moving Bubbles)
Sale price¥19,800
Brazilian Aquamarine 1.071ct Loose Stone (Phantom Cut)
Sale price¥9,800
Brazilian Aquamarine 0.874ct Loose Stone (Phantom Cut)
Sale price¥8,800
Brazilian Green Beryl 0.422ct Loose Stone
Sale price¥6,980
Benitoite 0.207ct loose stone
Sale price¥39,800
Brazilian Dumortierite in Quartz 0.676ct loose stone
Sale price¥8,800
Brazilian Dumortierite in Quartz 0.495ct loose stone
Sale price¥5,980
Brazilian Dumortierite in Quartz 0.387ct loose stone
Sale price¥5,980
Brazilian Dumortierite in Quartz 0.432ct Loose Stone
Sale price¥6,980
Kenyan Tsavorite 0.379ct loose stone
Sale price¥35,800
[E_27 Yurakucho Marui Takeout] Bicolor Tourmaline 1.074ct Loose
Sale price¥15,800
Tanzanite 1.004ct loose stone
Sale price¥22,800
Bicolor Zoisite 1.100ct Loose Stone (Bicolor Tanzanite)
Sale price¥19,800
Green Zoisite 0.998ct Loose Stone
Sale price¥22,800
Lavender Tanzanite 0.784ct loose stone
Sale price¥14,800
Topaz 0.950ct loose stone
Sale price¥8,800
Mexican Fire Opal 1.833ct Loose
Sale price¥49,800
Mexican Fire Opal 1.424ct Loose
Sale price¥49,800
White Topaz 6.495ct Loose (Vortex Cut)
Sale price¥29,800
Myanmar Red Spinel 0.725ct Loose
Sale price¥19,800
Pakistani Oil in Quartz 0.235ct Loose Stone
Sale price¥8,800
Bicolor Fluorite 0.909ct Loose
Sale price¥6,980
Bicolor fluorite 1.043ct loose stone
Sale price¥6,980
Bicolor fluorite 1.332ct loose stone
Sale price¥6,980
Green tourmaline 0.621ct loose stone
Sale price¥9,800
Green tourmaline 0.457ct loose stone
Sale price¥9,800
[E_27 Yurakucho Marui Takeout] Salt and Pepper Diamond 0.446ct Loose
Sale price¥39,800
[E_27 Yurakucho Marui Take-out] Myanmar Leuco Garnet 0.324ct Loose
Sale price¥39,800
[Cat cut] Dendritic agate 13.569ct loose stone
Sale price¥12,800
[Cat cut] Dendritic agate 6.757ct loose stone
Sale price¥12,800
[Cat cut] Dendritic agate 5.326ct loose stone
Sale price¥12,800
[Rouge cut] Chalcedony 6.966ct loose stone
Sale price¥12,800
[Rouge cut] Rhodolite garnet 0.410ct loose stone
Sale price¥8,800
Synthetic Moissanite 4.192ct loose stone
Sale price¥25,800
Synthetic Moissanite 10mm/3.873ct Loose Stone
Sale price¥18,800
Synthetic Moissanite 7.999ct loose stone
Sale price¥39,800
Synthetic Moissanite 8.417ct Loose Stone
Sale price¥49,800
Zoisite 1.290ct loose stone
Sale price¥19,800
[E_27 Yurakucho Marui Takeout] Nigerian Star Enstatite 0.880ct Loose
Sale price¥14,800
[E_27 Yurakucho Marui Take-out] Tanzanite 0.781ct loose stone
Sale price¥15,800
Green Zoisite 0.703ct Loose Stone
Sale price¥22,800
Synthetic Moissanite 8.931ct loose stone
Sale price¥55,800
Synthetic Moissanite 4.924ct loose stone
Sale price¥39,800

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.