Russian Diamond Rough (Sawable) 0.094ct Loose (Trigon)
Sale price¥25,800
Paraiba Tourmaline from Mozambique 0.318ct loose stone
Sale price¥19,800
Pigeon Blood Ruby 0.44ct Ruby AIGS
Sale price¥55,800
Pigeon Blood Ruby 0.40ct Loose AIGS
Sale price¥49,800
Pigeon Blood Ruby 0.32ct Loose AIGS
Sale price¥49,800
Pigeon Blood Ruby 0.38ct Loose AIGS
Sale price¥59,800
Sri Lankan glass body (sapphire crystal) 7.983ct rough stone
Sale price¥29,800
Sri Lankan glass body (sapphire crystal) 6.939ct rough stone
Sale price¥15,800
Sri Lankan glass body (sapphire crystal) 8.654ct rough stone
Sale price¥19,800
Sri Lankan glass body (sapphire crystal) 11.126ct rough stone
Sale price¥29,800
Sri Lankan glass body (sapphire crystal) 8.812ct rough stone
Sale price¥19,800
Sri Lankan glass body (sapphire crystal) 9.933ct rough stone
Sale price¥35,800
Sri Lankan glass body (sapphire crystal) 10.140ct rough stone
Sale price¥29,800
Sri Lankan glass body (sapphire crystal) 8.328ct rough stone
Sale price¥25,800
Sri Lankan glass body (sapphire crystal) 3.939ct rough stone
Sale price¥8,800
Sri Lankan glass body (sapphire crystal) 2.754ct rough stone
Sale price¥8,800
Sri Lankan glass body (sapphire crystal) 2.986ct rough stone
Sale price¥8,800
Sri Lankan glass body (sapphire crystal) 5.355ct rough stone
Sale price¥9,800
Sri Lankan glass body (sapphire crystal) 4.150ct rough stone
Sale price¥9,800
Sri Lankan glass body (sapphire crystal) 6.836ct rough stone
Sale price¥12,800
Sri Lankan glass body (sapphire crystal) 6.612ct rough stone
Sale price¥12,800
Sri Lankan glass body (sapphire crystal) 7.134ct rough stone
Sale price¥9,800
Sri Lankan glass body (sapphire crystal) 5.573ct rough stone
Sale price¥9,800
Sri Lankan glass body (sapphire crystal) 4.669ct 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
Bekily Blue Garnet from Madagascar (color change garnet) 0.103ct loose
Sale price¥12,800
Brazilian pink tourmaline 1.458ct loose stone
Sale price¥39,800
Colombian emerald 0.261ct loose stone
Sale price¥59,800
Paraiba tourmaline from Brazil 0.078ct loose
Sale price¥39,800
Amazon Green Opal 0.814ct Loose (Faceted Cut)
Sale price¥8,800
Amazonian green opal 0.517ct loose stone (faceted cut)
Sale price¥8,800
Amazon Green Opal 0.285ct Loose (Faceted Cut)
Sale price¥6,980
Brazilian copper rutilated quartz 1.334ct loose stone
Sale price¥9,800
Brazilian copper rutilated quartz 1.164ct loose stone
Sale price¥7,980
Indian Moonstone 6.3mm/0.811ct Loose
Sale price¥8,800
Tanzanite from Tanzania 0.491ct loose stone
Sale price¥8,800
Tanzanite from Tanzania 0.466ct loose stone
Sale price¥8,800
Sri Lankan Moonstone 1.959ct Loose
Sale price¥12,800
Sri Lankan Moonstone 0.561ct Loose
Sale price¥6,980
Ethiopian honeycomb opal 2.056ct loose stone
Sale price¥17,800
Brazilian Tourmaline (untreated) 5.120ct loose stone
Sale price¥39,800
Padparadscha Sapphire 4.1mm/0.382ct Loose Stone Medium Treasure Mirror
Sale price¥49,800
Unheated Padparadscha Sapphire 0.520ct Loose GIA
Sale price¥98,000
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.