Madagascar sapphire 0.550ct loose stone
Sale price¥12,800
Madagascar Yellow Sapphire 0.571ct Loose
Sale price¥14,800
Madagascar pink sapphire 0.594ct loose stone
Sale price¥14,800
Madagascar sapphire 0.647ct loose stone
Sale price¥14,800
Madagascar orange sapphire 0.566ct loose stone
Sale price¥15,800
Madagascar sapphire 0.564ct loose stone
Sale price¥12,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.162ct Loose Stone
Sale price¥16,800
Bekily Blue Garnet from Madagascar (color change garnet) 0.149ct loose
Sale price¥14,800
Zimbabwean Euclase 0.039ct loose stone
Sale price¥22,800
Zimbabwean Euclase 0.063ct loose stone
Sale price¥39,800
Euclase from Zimbabwe 0.046ct loose
Sale price¥29,800
Zimbabwean Euclase 0.032ct loose stone
Sale price¥15,800
Oregon Sunstone from the United States 0.661ct loose stone
Sale price¥6,980
Sri Lankan Yellow Sapphire 0.282ct Loose
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.826ct Loose
Sale price¥25,800
Brazilian pink tourmaline 1.018ct loose stone
Sale price¥29,800
Brazilian Limonite in Topaz 20.777ct loose stone
Sale price¥39,800
Brazilian Limonite in Topaz 8.994ct loose stone
Sale price¥19,800
Silky pink sapphire from Madagascar 0.468ct loose stone
Sale price¥12,800
Silky pink sapphire from Madagascar 0.445ct loose stone
Sale price¥12,800
South African Rhodochrosite 0.457ct loose stone
Sale price¥45,800
Tanzanian Rhodolite Garnet 0.649ct Loose Stone
Sale price¥8,800
Montana Sapphire 0.228ct loose
Sale price¥6,980
Paraiba Tourmaline from Mozambique 0.332ct loose stone
Sale price¥18,800
Burmese Red Spinel 0.177ct Loose
Sale price¥9,800
Burmese Red Spinel 0.201ct Loose
Sale price¥9,800
Tanzanian red spinel 0.197ct loose stone
Sale price¥9,800
Montana Sapphire 0.296ct loose
Sale price¥5,980
Montana Sapphire 0.241ct loose
Sale price¥5,980
Afghanistan Hackmanite 0.364ct loose stone
Sale price¥15,800
Madagascar pink sapphire 0.527ct loose stone
Sale price¥18,800
Madagascar pink sapphire 0.335ct loose stone
Sale price¥14,800
Madagascar Purple Sapphire 0.440ct Loose
Sale price¥18,800
Madagascar Purple Sapphire 0.429ct Loose
Sale price¥12,800
Madagascar Purple Sapphire 0.523ct Loose
Sale price¥15,800
Blue beryl (Macis beryl) 0.215ct loose stone
Sale price¥9,800
Brazilian Bicolor Paraiba Tourmaline 0.896ct Loose Stone
Sale price¥18,800
Brazilian Bicolor Paraiba Tourmaline 0.851ct Loose Stone
Sale price¥18,800
Indian Iolite Sunstone 0.325ct Loose Stone
Sale price¥9,800
Brazilian Paraiba Tourmaline 0.148ct loose stone (CuO: 2.1%, MnO: 1.0%)
Sale price¥69,800
Tibetan bicolor andesine 1.431ct loose stone
Sale price¥12,800

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.