American oil-free red beryl 0.060ct loose GIA
Sale price¥118,000
Non-Oil Emerald 0.564ct Loose Stone by Nikkei
Sale price¥398,000
Unheated Padparadscha Sapphire from Madagascar 3.5mm/0.190ct Loose GIA
Sale price¥39,800
Brazilian Green Tourmaline 12.252ct Loose Stone
Sale price¥398,000
Colombian pyrite in emerald 6.415ct loose stone
Sale price¥298,000
Amazon Green Opal 1.372ct Loose (Faceted Cut)
Sale price¥8,800
Amazonian green opal 1.814ct loose stone (faceted cut)
Sale price¥9,800
Amazon Green Opal 1.057ct Loose (Faceted)
Sale price¥8,800
Amazon Green Opal 0.781ct Loose (Faceted Cut)
Sale price¥7,980
Amazon Green Opal 0.630ct Loose (Faceted Cut)
Sale price¥8,800
Pigeon Blood Ruby 0.320ct Loose AIGS
Sale price¥69,800
[On sale from 10/25 at 10pm] Pigeon Blood Ruby 0.220ct Loose AIGS
Sale price¥45,800
Royal Blue Sapphire 1.182ct Loose (Calfshead) AIGS
Sale price¥98,000
Colombian oil-free emerald 0.290ct loose stone GIA
Sale price¥198,000
Cornflower Blue Sapphire 0.230ct Loose AIGS
Sale price¥45,800
Purple spinel 0.955ct loose stone
Sale price¥19,800
[Mr. KEN] Myanmar pink spinel 1.165ct loose stone
Sale price¥19,800
Tanzania UV type mint garnet 0.260ct loose stone
Sale price¥6,980
Paraiba tourmaline from Brazil 0.154ct loose
Sale price¥29,800
Brazilian Euclase 0.289ct loose stone
Sale price¥12,800
Brazilian Euclase 0.263ct Loose Stone (Colorless Euclase)
Sale price¥9,800
Brazilian Euclase 0.695ct Loose Stone
Sale price¥18,800
Brazilian Alexandrite 0.111ct loose stone
Sale price¥24,800
Anatase Quartz 5.626ct Loose
Sale price¥14,800
Stibnite in Quartz 7.885ct loose stone
Sale price¥12,800
Brazilian Flower Rutile in Quartz 5.122ct Loose Stone
Sale price¥9,800
Brazilian bicolor tourmaline 0.730ct loose stone
Sale price¥29,800
Tanzania gray spinel 0.889ct loose stone
Sale price¥19,800
Paraiba Tourmaline from Mozambique 0.247ct loose stone
Sale price¥18,800
Paraiba Tourmaline from Mozambique 0.483ct loose stone
Sale price¥25,800
Paraiba Tourmaline from Mozambique 0.354ct loose stone
Sale price¥24,800
Paraiba Tourmaline from Mozambique 0.339ct loose stone
Sale price¥19,800
Bicolor sapphire 0.825ct loose stone
Sale price¥49,800
Tanzanian Lavender Tanzanite 0.498ct Loose Stone
Sale price¥14,800
Tanzanian Lavender Tanzanite 0.382ct Loose Stone
Sale price¥12,800
Synthetic Alexandrite 0.287ct loose stone
Sale price¥8,800
Synthetic Alexandrite 0.405ct loose stone
Sale price¥9,800
Synthetic Alexandrite 1.210ct loose stone
Sale price¥29,800
Synthetic Alexandrite 0.471ct loose stone
Sale price¥14,800
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.