Mint Tourmaline 3.2mm/0.164ct Loose Stone
Sale price¥3,980
Madagascar Apatite 0.371ct Loose Stone
Sale price¥3,980
Tanzanian Golden Sheen Sapphire 0.495ct Loose
Sale price¥14,800
Oregon Sunstone 0.762ct loose
Sale price¥8,800
Mexican Fire Opal 0.353ct Loose
Sale price¥6,980
Mexican fire opal 0.230ct loose
Sale price¥6,980
Opal 0.101ct loose stone
Sale price¥8,800
Mexican Opal 0.561ct Loose
Sale price¥19,800
Mexican Fire Opal 0.591ct Loose
Sale price¥35,800
Mexican Opal 0.264ct Loose
Sale price¥8,800
Opal 0.458ct loose
Sale price¥12,800
Opal 0.536ct loose stone
Sale price¥8,800
Andalusite 2.958ct loose stone
Sale price¥7,980
Andalusite 2.077ct loose stone
Sale price¥6,980
Andalusite 4mm/0.204ct loose stone (rose cut)
Sale price¥5,980
Rhodolite Garnet 0.836ct Loose Stone
Sale price¥9,800
Rhodolite Garnet 0.635ct Loose Stone
Sale price¥8,800
Myanmar Maw Sisit 0.855ct loose stone (Maw Sisit)
Sale price¥5,980
Myanmar Maw Sisit 1.112ct loose stone (Maw Sisit)
Sale price¥6,980
Oregon Sunstone 6.279ct Loose
Sale price¥128,000
Myanmar pink spinel 0.325ct loose stone
Sale price¥8,800
[E_27 Yurakucho Marui take-out] Myanmar pink spinel 0.291ct loose
Sale price¥6,980
Myanmar pink spinel 0.294ct loose stone
Sale price¥6,980
Bicolor tourmaline 1.006ct loose stone
Sale price¥12,800
Bicolor Tourmaline 1.085ct Loose
Sale price¥12,800
Pink tourmaline 0.752ct loose stone
Sale price¥12,800
Pink tourmaline 0.841ct loose stone
Sale price¥12,800
Mint green tourmaline 0.541ct loose stone
Sale price¥5,980
Green tourmaline 0.305ct loose stone
Sale price¥3,980
Oregon Sunstone 1.161ct Loose
Sale price¥12,800
Myanmar Purple Spinel 0.872ct Loose Stone
Sale price¥8,800
Myanmar spinel 0.466ct loose stone
Sale price¥6,980
Myanmar spinel 0.631ct loose stone
Sale price¥6,980
Zircon 1.519ct loose stone
Sale price¥12,800
Zircon 0.991ct loose stone
Sale price¥8,800
Zircon 0.848ct loose stone
Sale price¥8,800
Tanzanian zircon 0.942ct loose stone
Sale price¥8,800
[E_27 Yurakucho Marui] Zircon 0.371ct loose stone
Sale price¥3,980
Zircon 1.320ct loose stone
Sale price¥12,800
Zircon 1.249ct loose stone
Sale price¥14,800
1.008ct Tanzanian orange zircon loose stone
Sale price¥12,800
Tanzanian orange zircon 0.813ct loose stone
Sale price¥6,980
Mexican Danburite 1.859ct loose stone (phantom cut)
Sale price¥14,800
Mexican Danburite 1.981ct loose stone (phantom cut)
Sale price¥14,800
Andesine 5.2mm/0.479ct loose stone
Sale price¥4,980
Andesine 5.2mm/0.453ct loose stone
Sale price¥5,980
Andesine 0.502ct loose stone (pixel cut)
Sale price¥6,980
Andesine 0.540ct loose stone
Sale price¥4,980

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.