Bicolor sapphire 0.825ct loose stone
Sale price¥49,800
Sri Lankan Chrysoberyl Cat's Eye 1.514ct Loose Stone
Sale price¥6,980
Sri Lankan Chrysoberyl Cat's Eye 1.074ct Loose Stone
Sale price¥5,980
Sri Lankan Chrysoberyl Cat's Eye 1.355ct Loose Stone
Sale price¥6,980
Spanish Sphalerite 7.0mm/1.753ct loose stone
Sale price¥35,800
Sri Lankan Yellow Sapphire 0.349ct Loose
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.406ct Loose
Sale price¥9,800
Synthetic Moissanite 5.8mm/0.678ct Loose Stone
Sale price¥9,800
Synthetic Moissanite 5.8mm/0.682ct Loose Stone
Sale price¥9,800
Vietnam Yellow Beryl (Heliodor) 0.904ct Loose Stone
Sale price¥8,800
Vietnam Yellow Beryl (Heliodor) 0.911ct Loose Stone
Sale price¥8,800
Canary Yellow Tourmaline from Mozambique 0.190ct loose stone
Sale price¥8,800
Canary Yellow Tourmaline from Mozambique 0.132ct loose stone
Sale price¥8,800
Sri Lankan Yellow Sapphire 0.556ct Loose
Sale price¥9,800
Canary Yellow Tourmaline from Mozambique 0.142ct loose stone
Sale price¥8,800
Canary Yellow Tourmaline from Mozambique 0.170ct loose stone
Sale price¥8,800
Brazilian Imperial Topaz 0.744ct Loose Stone
Sale price¥12,800
Tanzanian green sapphire 0.303ct loose stone
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.267ct Loose
Sale price¥14,800
[12549603 published] Yellow sapphire 0.773ct loose
Sale price¥14,800
[12550838] Brazilian Limonite in Topaz 4.680ct Loose Stone
Sale price¥11,800
[12549449 published] Montana Sapphire 0.263ct loose
Sale price¥8,800
Brazilian Limonite in Topaz 4.743ct loose stone
Sale price¥12,800
Pakistani Oil in Quartz 4.776ct Loose Stone (Moving Bubbles)
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.312ct Loose
Sale price¥8,800
Yellow Opal 0.372ct Loose (Faceted Cut)
Sale price¥8,800
Yellow Opal 0.361ct Loose (Faceted Cut)
Sale price¥6,980
0.768ct Yellow Sapphire Loose Stone from Ratnapura, Sri Lanka
Sale price¥19,800
0.421ct loose yellow sapphire from Ratnapura, Sri Lanka
Sale price¥11,800
Spanish Sphalerite 2.374ct loose stone
Sale price¥79,800
Indian Parrot Chrysoberyl 4.1mm/0.300ct Loose Stone
Sale price¥18,800
Madagascar Yellow Sapphire 4.4mm/0.417ct Loose
Sale price¥15,800
Madagascar sphene 0.823ct loose stone
Sale price¥29,800
[E_27 Yurakucho Marui Take-out] Madagascar sphene 1.146ct loose stone
Sale price¥29,800
[E_27 Yurakucho Marui Take-out] Madagascar sphene 0.922ct loose stone
Sale price¥25,800
[E_27 Yurakucho Marui Take-out] Madagascar sphene 0.838ct loose stone
Sale price¥12,800
Sillimanite from Sri Lanka 1.704ct loose stone
Sale price¥19,800
Spanish Sphalerite 1.127ct loose stone
Sale price¥14,800
Sphene 0.452ct loose stone
Sale price¥6,980
Sphene 0.503ct loose stone
Sale price¥8,800
Yellow tourmaline 0.238ct loose stone
Sale price¥4,980

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.