Australian Shell Opal (Shell Opal) 73.321ct Rough Stone
Sale price¥49,800
Myanmar Pink Taaffeite 1.232ct Loose GIT
Sale price¥25,800
Russian rough diamond (sawable) 0.125ct loose
Sale price¥29,800
Russian Diamond Rough (Sawable) 0.094ct Loose (Trigon)
Sale price¥25,800
Brazilian Euclase 0.224ct Loose Stone (Bicolor Euclase)
Sale price¥18,800
Sri Lankan glass body (sapphire crystal) 7.983ct rough stone
Sale price¥29,800
Sri Lankan glass body (sapphire crystal) 5.573ct rough stone
Sale price¥9,800
Sri Lankan glass body (sapphire crystal) 4.126ct rough stone
Sale price¥8,800
Russian Diamond Rough (Sawable) 0.097ct Loose (Trigon)
Sale price¥25,800
Indian Moonstone 6.3mm/0.811ct Loose
Sale price¥8,800
Brazilian Flower Rutile in Quartz 3.066ct Loose Stone
Sale price¥18,800
Brazilian Flower Rutile in Quartz 3.312ct Loose Stone
Sale price¥15,800
Sri Lankan Moonstone 1.959ct Loose
Sale price¥12,800
Sri Lankan Moonstone 0.561ct Loose
Sale price¥6,980
Brazilian Tourmaline (untreated) 5.120ct loose stone
Sale price¥39,800
Synthetic rutile 0.381ct loose stone
Sale price¥9,800
Diamond 0.081ct loose stone (E, SI1, fan cut)
Sale price¥12,800
Diamond 0.088ct loose (D, SI2, fan cut)
Sale price¥14,800
Brazilian Euclase 0.213ct loose stone (bicolor Euclase)
Sale price¥15,800
Tanzania Magnesioaxinite 0.123ct loose stone by Nikkei
Sale price¥49,800
Myanmar Pink Taaffeite 0.345ct Loose Stone, Japan-Germany Exchange
Sale price¥39,800
Myanmar Pink Taaffeite 0.243ct Loose Stone by Nikkei
Sale price¥49,800
Namibian Jeremejevite 0.307ct loose stone by Nikkei
Sale price¥22,800
American Benitoite 0.084ct loose stone (colorless Benitoite)
Sale price¥12,800
Russian Diamond Rough (Sawable) 0.097ct Loose (Trigon)
Sale price¥25,800
Brazilian Euclase 0.289ct loose stone
Sale price¥12,800
Brazilian Euclase 0.263ct Loose Stone (Colorless Euclase)
Sale price¥9,800
Brazilian Euclase 0.695ct Loose Stone
Sale price¥18,800
Anatase Quartz 5.626ct Loose
Sale price¥14,800
Brazilian Dendritic Agate 3.575ct Loose Stone
Sale price¥9,800
Russian rough diamond (sawable) 0.088ct loose
Sale price¥22,800
Myanmar Pink Taaffeite 0.340ct Loose GIT
Sale price¥39,800
YAG (Yttrium Aluminum Garnet) 4.0mm/0.341ct loose stone
Sale price¥6,980
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 0.344ct Loose Stone
Sale price¥12,800
Russian Diamond Rough (Sawable) 0.103ct Loose (Trigon)
Sale price¥25,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.622ct Loose Stone
Sale price¥19,800
American Herkimer Diamond (Rock Crystal) 5.5mm/0.528ct Loose
Sale price¥8,800
Goshenite 5.7mm/0.572ct loose stone
Sale price¥5,980
YAG (Yttrium Aluminum Garnet) 3.9mm/0.317ct loose stone
Sale price¥6,980
YAG (Yttrium Aluminum Garnet) 4.9mm/0.574ct loose stone
Sale price¥8,800
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.