Apatite 1.480ct loose
Sale price¥5,980
Apatite cat's eye 1.140ct loose
Sale price¥5,980
Apatite cat's eye 0.890ct loose
Sale price¥4,980
Prehnite 6.460ct loose
Sale price¥7,980
Playnight 6.120ct loose
Sale price¥7,980
Prehnite 4.300ct loose
Sale price¥6,980
Prehnite 4.170ct loose
Sale price¥6,980
Prehnite 3.660ct loose
Sale price¥5,980
Prehnite 3.590ct loose
Sale price¥6,980
Prehnite 3.480ct loose
Sale price¥6,980
Prehnite 2.750ct loose
Sale price¥5,980
[Sakura Incut] Yellow Beryl 8mm Loose with Patch
Sale price¥45,800
Russian oil-free emerald 0.570ct loose with GIA
Sale price¥258,000
[Koshu Precious Stone Kiriko] Bicolor Fluorite 5.030ct Loose with Patch
Sale price¥49,800
Tanzanite 4.940ct rough stone
Sale price¥6,980
[Dandelion cut] Rhodolite garnet 7mm/2.210ct loose with patch
Sale price¥35,800
Bicolor tourmaline 1.180ct loose
Sale price¥9,800
Dumortierite in quartz 2.880ct loose
Sale price¥22,800
Dumortierite in quartz 1.51ct loose
Sale price¥19,800
Kunzite 10.41ct loose
Sale price¥17,800
Bicolor Zoisite 0.940ct Loose (Bicolor Tanzanite)
Sale price¥14,800
Chrysocolla rough stone
Sale price¥39,800
Colombian Euclase 2.360ct loose
Sale price¥98,000
[Sakura Incut] Sky Blue Blue Topaz 16mm/15.30ct Loose with Patch
Sale price¥69,800
《Yurakucho Marui 2024112 takeout》Sphene 4.350ct loose stone
Sale price¥39,800
Kunzite 37.35ct loose
Sale price¥59,800
Bicolor spinel 1.040ct loose (gray/purple)
Sale price¥79,800
Pakistani Bicolor Sphene 3.980ct Ruth (July Birthstone)
Sale price¥248,000
[Dandelion Cut] London Blue Topaz 6.750ct Loose with Patch
Sale price¥49,800
[Dandelion Cut] London Blue Topaz 6.570ct Loose with Patch
Sale price¥59,800
[Sakura Incut] Ametrine 9.740ct loose with patch
Sale price¥79,800
Topaz 2.240ct loose
Sale price¥8,800
Cornel pin 3.120ct loose
Sale price¥6,980
Pink fluorite 9.380ct loose
Sale price¥7,980
Green zircon 3.060ct loose
Sale price¥9,800
White topaz 3.780ct loose
Sale price¥12,800
White topaz 1.90ct loose
Sale price¥6,980
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.