Brazilian Paraiba Tourmaline 0.136ct loose stone (CuO: 1.8%, MnO: 2.0%)
Sale price¥39,800
Brazilian Paraiba Tourmaline 0.143ct loose stone (CuO: 0.9%, MnO: 1.9%)
Sale price¥25,800
Brazilian Paraiba Tourmaline 0.202ct loose stone (CuO: 0.6%, MnO: 0.1%)
Sale price¥55,800
[10/2 22:00 Sale] Nigerian Cobalt Garnite 0.214ct Loose Stone JTL
Sale price¥32,800
Namibian Jeremejevite 0.206ct loose stone
Sale price¥55,800
Namibian Jeremejevite 0.158ct loose stone
Sale price¥45,800
Namibian Jeremejevite 0.405ct loose stone
Sale price¥128,000
《Yurakucho Marui 2024112 takeout》Namibian Jeremejevite 0.394ct loose stone
Sale price¥128,000
Australian Boulder Opal 23.164ct Loose
Sale price¥128,000
Brazilian pink tourmaline 3.462ct loose stone
Sale price¥59,800
Mozambique rubellite 1.751ct loose stone
Sale price¥49,800
Mozambique rubellite 2.752ct loose stone
Sale price¥69,800
Mozambique Rubellite 2.141ct Loose Stone
Sale price¥69,800
Madagascar Padparadscha Sapphire 0.208ct Loose DGL
Sale price¥33,800
Madagascar Padparadscha Sapphire 0.215ct Loose DGL
Sale price¥34,800
Madagascar Padparadscha Sapphire 0.205ct Loose DGL
Sale price¥32,800
Madagascar Padparadscha Sapphire 4.3mm/0.345ct Loose DGL
Sale price¥55,800
Madagascar Padparadscha Sapphire 3.4mm/0.214ct Loose DGL
Sale price¥35,800
Colombian emerald 0.191ct loose
Sale price¥22,800
《Yurakucho Marui 2024112 takeout》Colombian emerald 0.258ct loose stone
Sale price¥29,800
《Yurakucho Marui 2024112 takeout》Colombian emerald 0.222ct loose stone
Sale price¥28,800
Colombian emerald 0.231ct loose stone
Sale price¥28,800
Colombian emerald 0.215ct loose stone
Sale price¥25,800
Mexican Fire Opal 0.576ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Opal 0.492ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 0.212ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Fire Opal 1.222ct Loose (Faceted Cut)
Sale price¥12,800
Sri Lankan White Sapphire 4mm/0.309ct Loose
Sale price¥12,800
Oregon Sunstone from the United States 0.590ct loose stone
Sale price¥18,800
Madagascar sphene 0.665ct loose stone
Sale price¥12,800
Pakistani Veirinite 0.072ct loose stone
Sale price¥19,800
Pakistani Veirinite 0.107ct loose stone
Sale price¥29,800
Kunzite (lilac pink) from Afghanistan 1.924ct loose stone
Sale price¥11,800
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.