[On sale from 10pm on 6/1] 0.21ct loose oil-free red beryl from the US, GIA
Sale price¥188,000
[On sale at 10pm on 5/22] Burmese ruby 3.725ct loose GIA & Chuho
Sale price¥198,000
![[On sale from 22:00 on 5/2] Russian oil-free emerald 0.570ct loose stone GIA](http://store.karatz.jp/cdn/shop/products/ae3da378-b4fb-4533-8d70-4245326ee9ab.jpg?v=1645834484&width=2924)
[On sale from 22:00 on 5/2] Russian oil-free emerald 0.570ct loose stone GIA
Sale price¥228,000
![[On sale at 10pm on 4/22] Vietnam pink sapphire 1.690ct loose GIA](http://store.karatz.jp/cdn/shop/products/PA280060_7dc5b088-7740-4b56-a21e-1d805b075a08.jpg?v=1745241845&width=4000)
[On sale at 10pm on 4/22] Vietnam pink sapphire 1.690ct loose GIA
Sale price¥59,800
Pt900 Kashmir unheated sapphire 1.14ct / diamond 0.70ct ring GIA
Sale price¥1,580,000
K18YG Brazilian Paraiba Tourmaline 0.30ct Diamond Ring GIA
Sale price¥198,000
K18PG Brazilian Paraiba Tourmaline 0.286ct Grandidierite Ring GIA
Sale price¥198,000
Colombian oil-free emerald 0.290ct loose stone GIA
Sale price¥198,000
Brazilian Paraiba Tourmaline 0.360ct Loose GIA
Sale price¥298,000
Brazilian Paraiba Tourmaline 0.405ct loose stone (CuO2.7% CuO2.2%) GIA
Sale price¥198,000
Unheated Bicolor Paraiba Tourmaline 0.092ct Loose GIA
Sale price¥188,000
Paraiba tourmaline from Brazil 0.34ct loose GIA
Sale price¥59,800
Brazilian Alexandrite 0.35ct Ruth (Hemachita Mine) GIA
Sale price¥158,000
Brazilian particolor Paraiba tourmaline 0.26ct loose GIA
Sale price¥598,000
Unheated sapphire 2.430ct loose GIA
Sale price¥298,000
Non-oil red beryl 0.200ct loose GIA
Sale price¥188,000
Unheated Bicolor Paraiba Tourmaline 0.105ct Loose GIA
Sale price¥198,000
Unheated blue sapphire from Madagascar, 1.310ct loose stone
Sale price¥89,800
![[On sale from 10pm on 4/20] Fancy Deep Yellowish Green Diamond (treated) 1.570ct loose (FANCY DEEP YELLOWISH GREEN, VS2) GIA](http://store.karatz.jp/cdn/shop/files/collage_17db1bcb-15f8-4df7-8b58-ae57282090e3.png?v=1745067366&width=4000)
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.
