Myanmar pink spinel 0.465ct loose stone
Sale price¥19,800
Myanmar Pink Spinel 0.360ct Loose
Sale price¥12,800
Brazilian Bicolor Tourmaline 16.088ct Loose (Tricolor) Nikkei
Sale price¥298,000
Greenland Tugtupite 0.337ct loose stone
Sale price¥14,800
Myanmar Pink Spinel 0.79ct Loose Stone (with Crystal)
Sale price¥12,800
Argentine Inca Rose 5.022ct loose stone
Sale price¥12,800
Bicolor tourmaline 0.840ct loose
Sale price¥22,800
Argentine Inca Rose 15.960ct loose stone
Sale price¥12,800
Argentine Inca Rose 20.650ct loose stone
Sale price¥15,800
Argentine Inca Rose 15.190ct loose stone
Sale price¥12,800
Brazilian Bicolor Pink Euclase 0.236ct Loose Stone, Japan-Germany
Sale price¥128,000
Brazilian bicolor tourmaline 0.845ct loose stone
Sale price¥15,800
Tourmaline 0.541ct loose stone
Sale price¥8,800
Brazilian Tourmaline 0.858ct Loose Stone
Sale price¥15,800
Brazilian Pink Tourmaline 0.538ct Loose Stone
Sale price¥8,800
Brazilian pink tourmaline 0.844ct loose stone
Sale price¥22,800
Brazilian Pink Tourmaline 0.855ct Loose Stone
Sale price¥14,800
Brazilian Pink Tourmaline 0.628ct Loose Stone
Sale price¥15,800
American red beryl 0.092ct loose
Sale price¥19,800
Unheated Silky Pink Sapphire from Vietnam 2.4mm/0.073ct Loose Stone
Sale price¥8,980
Pink spinel 3.8mm/0.276ct loose stone
Sale price¥6,980
Vietnam unheated silky pink sapphire 0.421ct loose stone
Sale price¥29,800
Tanzanian pink zircon 3.069ct loose stone
Sale price¥49,800
Madagascar pink sapphire 0.307ct loose stone
Sale price¥12,800
Brazilian Rubellite 1.027ct Loose Stone
Sale price¥69,800
Mozambique rubellite 2.752ct loose stone
Sale price¥69,800
Mozambique Rubellite 2.141ct Loose Stone
Sale price¥69,800
Madagascar Padparadscha Sapphire 0.215ct Loose DGL
Sale price¥34,800
Madagascar Padparadscha Sapphire 4.3mm/0.345ct Loose DGL
Sale price¥55,800
Pakistani Veirinite 0.072ct loose stone
Sale price¥19,800
Pakistani Veirinite 0.107ct loose stone
Sale price¥29,800
Pakistani Veirinite 0.090ct loose stone
Sale price¥19,800
Pakistani Veirinite 0.059ct loose stone
Sale price¥13,800
Tanzanian Dragon Garnet 0.210ct Loose Stone
Sale price¥6,980
Tanzanian Dragon Garnet 0.194ct Loose Stone
Sale price¥5,980
Brazilian Rubellite Cat's Eye 1.180ct Loose Stone
Sale price¥29,800

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.