Cornflower Blue Sapphire 0.230ct Loose AIGS
Sale price¥45,800
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 bicolor tourmaline 0.730ct loose stone
Sale price¥29,800
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
Tanzanian Lavender Tanzanite 0.558ct Loose Stone
Sale price¥12,800
Tanzanian bicolor tanzanite 0.573ct loose stone
Sale price¥15,800
Tanzanian Lavender Tanzanite 0.577ct Loose Stone
Sale price¥15,800
[Rouge cut] Pink tourmaline 0.422ct loose stone
Sale price¥6,980
Brazilian Pink Tourmaline 0.418ct Loose Stone (Rouge Cut)
Sale price¥9,800
[Cat cut] Pink tourmaline 4.5mm/0.302ct loose stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.410ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.352ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.647ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.560ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.937ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.381ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.262ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.991ct loose stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.610ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 2.101ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.889ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.780ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.465ct loose stone
Sale price¥8,800
Peridot 147.268ct loose stone
Sale price¥59,800
Russian rough diamond (sawable) 0.088ct loose
Sale price¥22,800
Almandine Garnet 1.780ct Loose
Sale price¥14,800
YAG (Yttrium Aluminum Garnet) 4.0mm/0.341ct loose stone
Sale price¥6,980
Mexican Cantera Opal 7.720ct Loose
Sale price¥22,800
Mexican Cantera Opal 4.158ct Loose
Sale price¥15,800
Brazilian Paraiba Tourmaline 0.360ct Loose GIA
Sale price¥298,000
Blue sapphire 0.381ct loose stone
Sale price¥9,800
Blue sapphire 0.231ct loose
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.349ct Loose
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.406ct Loose
Sale price¥9,800
Aventurine aquamarine 1.450ct loose
Sale price¥8,800
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.
