Yellow tourmaline 0.238ct loose stone
Sale price¥4,980
Colombian emerald 0.382ct loose stone
Sale price¥29,800
Mica in Quartz 0.865ct Loose Stone
Sale price¥6,980
Oregon Sunstone 0.272ct Loose
Sale price¥8,800
Sinhalite from Sri Lanka 0.706ct loose stone
Sale price¥9,800
[Mr. Sanje] Synthetic moissanite 10.5mm/3.938ct loose stone
Sale price¥19,800
Sri Lankan Purple Twin Star Sapphire 2.423ct Loose
Sale price¥128,000
Sri Lankan Twin Star Sapphire 2.443ct Loose
Sale price¥128,000
Oregon Sunstone 0.575ct loose
Sale price¥12,800
Oregon sunstone 0.390ct loose
Sale price¥14,800
Pink diaspore 0.351ct loose stone
Sale price¥9,800
London Blue Topaz 4.254ct Loose
Sale price¥12,800
Aquamarine 0.327ct loose stone
Sale price¥9,800
Pink amethyst 3.275ct loose stone
Sale price¥9,800
Lavender quartz (scorolite) 2.181ct loose stone
Sale price¥9,800
Lavender quartz (scorolite) 2.740ct loose stone
Sale price¥9,800
Sunstone (Illusion Sunstone) 0.553ct Loose
Sale price¥8,800
South African Sugilite 0.814ct loose stone
Sale price¥14,800
Sri Lankan Twin Star Sapphire 2.895ct Loose
Sale price¥69,800
Paraiba tourmaline from Mozambique 0.252ct loose
Sale price¥15,800
Paraiba Tourmaline from Mozambique 0.234ct loose stone
Sale price¥12,800
Purple sapphire 0.364ct loose stone
Sale price¥16,800
Yellow sapphire 0.287ct loose stone
Sale price¥9,800
Pink sapphire 0.202ct loose stone
Sale price¥9,800
Pink sapphire 0.202ct loose stone
Sale price¥8,800
Purple sapphire 0.199ct loose stone
Sale price¥8,800
Yellow sapphire 0.229ct loose stone
Sale price¥9,800
Spodumene 9.001ct loose stone
Sale price¥29,800
Spodumene 9.730ct loose stone
Sale price¥29,800
Andalusite 0.672ct loose
Sale price¥12,800
Andalusite 0.544ct loose stone
Sale price¥9,800
Spanish Andalusite 0.440ct loose stone
Sale price¥8,800
Spanish Andalusite 0.435ct loose stone
Sale price¥8,800
Almandine Garnet 1.255ct Loose Stone
Sale price¥14,800
Mexican Opal 9.6mm/1.803ct Loose (Contralus Opal)
Sale price¥69,800
[Koshu Precious Stones Plusthree] Rose Quartz 7.293ct Loose
Sale price¥29,800
[Koshu Precious Stones plusthree] Citrine 5.121ct Loose
Sale price¥39,800
Unheated Mozambique Ruby 2.7mm/0.135ct Loose
Sale price¥19,800
Pakistani Oil in Quartz 1.337ct Loose Stone (Moving Bubbles)
Sale price¥19,800
Pakistani Oil in Quartz 1.118ct Loose Stone (Moving Bubbles)
Sale price¥25,800
[Mr. KEN] Brazilian aquamarine 1.071ct loose stone (phantom cut)
Sale price¥9,800
[Mr. KEN] Brazilian aquamarine 0.874ct loose stone (phantom cut)
Sale price¥8,800
[KEN] Brazilian Green Beryl 0.422ct Loose
Sale price¥6,980
Benitoite 0.207ct loose stone
Sale price¥39,800
Brazilian Dumortierite in Quartz 0.442ct Loose Stone
Sale price¥5,980
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.