Pink tourmaline 0.391ct loose
Sale price¥5,980
Pink tourmaline 0.326ct loose
Sale price¥4,980
Pink tourmaline 0.271ct loose
Sale price¥4,980
Bangkacha sapphire (star sapphire) 1.573ct loose
Sale price¥12,800
Bangkacha sapphire (star sapphire) 1.417ct loose
Sale price¥8,800
Emerald 0.716ct loose Japanese and German
Sale price¥88,000
Ruby 0.754ct Ruth Japanese and German
Sale price¥24,800
Pigeon Blood Ruby 0.590ct Loose AIGS
Sale price¥55,800
Pink tourmaline 0.158ct loose
Sale price¥8,800
Russian demantoid garnet (horsetail recognized) 4.2mm/0.319ct loose
Sale price¥69,800
[Mr. KEN] Topaz from Mexico 1.50ct loose
Sale price¥15,800
Kenyan gold sheen sapphire 2.5mm/0.092ct loose
Sale price¥11,000
Kenyan gold sheen sapphire 2.3mm/0.084ct loose
Sale price¥12,800
Kenyan gold sheen sapphire 2.3mm/0.083ct loose
Sale price¥11,000
Kenyan gold sheen sapphire 2.3mm/0.083ct loose
Sale price¥8,800
Kenyan gold sheen sapphire 2.3mm/0.079ct loose
Sale price¥8,800
Kenyan gold sheen sapphire 2.3mm/0.076ct loose
Sale price¥7,980
Kenyan gold sheen sapphire 2.1mm/0.071ct loose
Sale price¥9,800
Kenyan gold sheen sapphire 2.2mm/0.069ct loose
Sale price¥9,800
Kenyan gold sheen sapphire 2.2mm/0.064ct loose
Sale price¥9,800
Kenyan gold sheen sapphire 2.4mm/0.086ct loose
Sale price¥12,800
Kenyan gold sheen sapphire 2.3mm/0.080ct loose
Sale price¥11,800
Kenyan gold sheen sapphire 2.2mm/0.068ct loose
Sale price¥12,800
[Konpeito] White Topaz 4.495ct Loose
Sale price¥22,800
[Konpeito] White topaz 4.203ct loose
Sale price¥24,800
Bangkacha sapphire (star sapphire) 69.655ct loose
Sale price¥198,000
[Mr. Sanjay] Bicolor tourmaline 1.410ct loose
Sale price¥29,800
[Mr. Sanjay] Bicolor tourmaline 0.980ct loose
Sale price¥19,800
[On sale from 10/2 at 10pm] Bicolor tourmaline 0.980ct loose stone
Sale price¥14,800
Bicolor tourmaline 0.750ct loose
Sale price¥15,800
[Mr. Sanjay] Bicolor tourmaline 0.710ct loose
Sale price¥11,000
Bicolor tourmaline 0.610ct loose
Sale price¥14,800
[Mr. Sanjay] YAG (yttrium aluminum garnet) 1.380ct loose
Sale price¥9,800
Pink tourmaline 0.780ct loose
Sale price¥8,800
Pink tourmaline 0.920ct loose
Sale price¥9,800
[On sale 10/2 at 10pm] Pink tourmaline 1.040ct loose stone
Sale price¥9,800
[Mr. Sanjay] Bicolor tourmaline 0.460ct loose
Sale price¥9,800
[On sale from 10/2 at 10pm] Bicolor tourmaline 1.010ct loose stone
Sale price¥29,800
[Mr. NOBU] Green Opal from Amazon [Collaboration] 6.8mm loose
Sale price¥9,800
[Cat cut] Amazon green opal 6.5mm/0.580ct loose
Sale price¥9,800
Colombian trapiche emerald 0.486ct loose
Sale price¥19,800
Conch pearl 0.390ct loose (pink white color)
Sale price¥19,800
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.