[Mr. Sanjay] Green tourmaline 0.388ct loose
Sale price¥8,800
[Mr. Sanjay] Green tourmaline 1.258ct loose
Sale price¥29,800
[Mr. Sanje] Cambodian blue zircon 1.895ct loose
Sale price¥19,800
[Mr. Sanje] Cambodian blue zircon 1.205ct loose
Sale price¥18,800
[Mr. Sanjay] Aventurine Aquamarine 1.022ct loose
Sale price¥6,980
Aventurine aquamarine 0.840ct loose
Sale price¥8,800
Andesine labradorite (common name: Blue Moonstone) 0.301ct loose
Sale price¥6,980
[Mr. Sanjay] Oregon Sunstone 0.513ct Ruth
Sale price¥6,980
Mexican Hyalite Opal 7.5mm/1.221ct Loose (Faceted Cut)
Sale price¥14,800
Mexican Hyalite Opal 0.774ct Loose (Faceted Cut)
Sale price¥8,800
[Mr. Sanjay] Hyalite Opal 0.785ct loose stone (faceted cut)
Sale price¥9,800
[Mr. Sanjay] Sky blue topaz 5.595ct loose
Sale price¥18,800
Green tourmaline 6.069ct loose (marron cut) Japanese-German book
Sale price¥69,800
Pt900 benitoite 0.135ct/diamond ring
Sale price¥128,000
K18YG American Benitoite 0.17ct Brazilian Paraiba Tourmaline Ring
Sale price¥128,000
Johachidolite from Myanmar 0.332ct loose
Sale price¥39,800
Bicolor star sapphire from Myanmar 0.920ct loose
Sale price¥39,800
Bangkacha sapphire (star sapphire) 7.40ct loose
Sale price¥39,800
[Konpeito] Pink amethyst 3.040ct loose
Sale price¥19,800
Gray diamond 1.247ct loose
Sale price¥228,000
《Yurakucho Marui 2024112 takeout》Grey diamond 0.618ct loose
Sale price¥128,000
Paraiba tourmaline from Brazil 0.129ct loose (Cu:0.6%,MnO:0.9%)
Sale price¥29,800
Yellow sapphire from Sri Lanka 0.575ct loose
Sale price¥14,800
Yellow sapphire from Sri Lanka 0.711ct loose
Sale price¥14,800
Yellow sapphire from Sri Lanka 0.791ct loose
Sale price¥19,800
Sri Lankan Yellow Sapphire 0.678ct Loose
Sale price¥16,800
[Mr. Sanjay] Yellow sapphire from Sri Lanka 0.941ct loose
Sale price¥18,800
Yellow sapphire from Sri Lanka 0.705ct loose
Sale price¥15,800
Sri Lankan Yellow Sapphire 1.004ct Loose
Sale price¥25,800
Yellow sapphire from Sri Lanka 0.926ct loose
Sale price¥23,800
Yellow sapphire from Sri Lanka 0.792ct loose
Sale price¥19,800
Yellow sapphire from Sri Lanka 0.626ct loose
Sale price¥12,800
Yellow sapphire from Sri Lanka 0.645ct loose
Sale price¥12,800
Yellow sapphire from Sri Lanka 0.736ct loose
Sale price¥18,800
Yellow sapphire from Sri Lanka 0.692ct loose
Sale price¥15,800
Yellow sapphire from Sri Lanka 0.894ct loose
Sale price¥24,800
Pink Diamond 2.1mm/0.041 Loose (FANCY LIGHT PURPLISH PINK, VS2)
Sale price¥35,800
Pink diamond 0.030ct loose (FANCY PURPLE PINK, SI2)
Sale price¥29,800
Pink diamond 0.086ct loose (FANCY INTENSE PURPLE PINK, I1)
Sale price¥138,000
Pink diamond 0.070ct loose (FANCY INTENSE PURPLE PINK, I1)
Sale price¥118,000
Bicolor tourmaline 3.242ct rough stone from Afghanistan
Sale price¥9,800
Amethyst 39.112ct raw stone from Zambia
Sale price¥8,800
Amethyst 35.632ct raw stone from Zambia
Sale price¥7,980
Amethyst 29.357ct raw stone from Zambia
Sale price¥6,580
Amethyst 30.312ct raw stone from Zambia
Sale price¥6,580
Finnish Labradorite (Spectrolite) 9.275ct 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.