Tanzanian Golden Sheen Sapphire 3.6mm/0.268ct Loose Stone
Sale price¥9,800
Tanzanian Golden Sheen Sapphire 0.191ct Loose
Sale price¥8,800
Sillimanite from Sri Lanka 1.704ct loose stone
Sale price¥19,800
Spanish Sphalerite 1.127ct loose stone
Sale price¥14,800
American Peridot 1.568ct Loose Stone
Sale price¥15,800
Pink tourmaline 1.157ct loose stone
Sale price¥18,800
[E_27 Yurakucho Marui Takeout] Myanmar Purple Spinel 0.650ct Loose
Sale price¥12,800
Brazilian Aquamarine 1.071ct Loose Stone (Phantom Cut)
Sale price¥9,800
Brazilian Aquamarine 0.874ct Loose Stone (Phantom Cut)
Sale price¥8,800
Brazilian Green Beryl 0.422ct Loose Stone
Sale price¥6,980
Topaz 0.950ct loose stone
Sale price¥8,800
White Topaz 6.495ct Loose (Vortex Cut)
Sale price¥29,800
[KEN] Pink spinel from Myanmar 0.604ct loose
Sale price¥9,800
Mexican bicolor Danburite 1.932ct loose stone by Nikkei
Sale price¥34,800
Sunstone (Illusion Sunstone) 1.908ct loose
Sale price¥8,800
Myanmar Violet Spinel 0.776ct Loose
Sale price¥12,800
Myanmar Purple Spinel 1.364ct Loose Stone
Sale price¥29,800
Mexican Opal 1.205ct Loose (Contrarus Opal, Faceted Cut)
Sale price¥29,800
Oregon Sunstone 0.926ct loose
Sale price¥8,800
Brazilian bicolor tourmaline 0.697ct loose stone
Sale price¥6,580
Mexican Topaz 1.470ct Loose Stone
Sale price¥7,980
Oregon Sunstone 1.389ct loose
Sale price¥11,800
Oregon Sunstone 0.844ct loose
Sale price¥5,980
Brazilian Montebrasite 0.752ct loose stone
Sale price¥6,980
Oregon Sunstone 2.528ct loose
Sale price¥29,800
Oregon Sunstone 11.5mm/4.525ct Loose Stone (Vortex Cut)
Sale price¥19,800
Oregon Sunstone 1.558ct loose
Sale price¥12,800
Pink spinel 0.848ct loose stone 6.6mm
Sale price¥12,800
Citrine 0.833ct loose stone
Sale price¥3,980
Brazilian citrine 1.216ct loose stone
Sale price¥4,980
Brazilian citrine 1.250ct loose stone
Sale price¥5,980
Danburite 1.427ct loose stone
Sale price¥5,980
Tanzania Kyanite 0.856ct loose stone
Sale price¥4,980
Tanzanian sapphire 0.430ct loose stone
Sale price¥6,980
Chrome tourmaline 0.300ct loose stone
Sale price¥3,980
Mexican Fire Opal 0.890ct Loose
Sale price¥6,980
Fire opal 7mm/1.030ct loose stone
Sale price¥39,800
Oregon Sunstone 0.264ct loose
Sale price¥3,980
Oregon Sunstone 0.898ct loose
Sale price¥6,980
Beryl 0.951ct loose
Sale price¥12,800
Beryl 6.5mm/1.032ct loose stone
Sale price¥12,800
Iolite from Tanzania 0.868ct loose
Sale price¥8,800
Labradorite Moonstone 1.598ct Loose Stone Japanese-German
Sale price¥9,800
Oregon sunstone 0.800ct loose
Sale price¥5,980
Oregon Sunstone 1.157ct loose
Sale price¥9,800
Oregon Sunstone 0.728ct Loose Stone (Chess Cut)
Sale price¥6,980
Oregon Sunstone 1.401ct loose
Sale price¥12,800

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.