[On sale at 22:00 on 2/10] Burmese unheated star ruby 1.050ct loose
Sale price¥29,800
[On sale 2/8 at 10pm] Ruby 4.0mm/0.305ct loose stone
Sale price¥45,800
[On sale from 22:00 on 2/8] Ruby 4.0mm/0.301ct loose stone
Sale price¥45,800
Mozambique Almandine Garnet 0.913ct Loose Stone
Sale price¥9,800
Mozambique Almandine Garnet 5.7mm/0.940ct Loose Stone
Sale price¥8,800
Mozambique Almandine Garnet 1.614ct Loose Stone
Sale price¥14,800
Mozambique Almandine Garnet 1.229ct Loose Stone
Sale price¥12,800
[On sale 2/7 at 10pm] Mozambique Almandine Garnet 1.602ct Loose
Sale price¥15,800
[On sale 2/7 at 10pm] Mozambique Almandine Garnet 1.465ct Loose
Sale price¥15,800
[On sale 2/7 at 10pm] Mozambique Almandine Garnet 1.052ct Loose
Sale price¥12,800
[On sale 2/13 at 10pm] Mozambique Almandine Garnet 1.065ct Loose
Sale price¥11,000
[On sale 2/13 at 10pm] Mozambique Almandine Garnet 6.7mm/1.308ct Loose
Sale price¥12,800
Tanzanian Rhodolite Garnet 0.737ct Loose Stone
Sale price¥8,800
Tanzanian Rhodolite Garnet 1.329ct Loose Stone
Sale price¥15,800
Tanzanian Rhodolite Garnet 0.794ct Loose Stone
Sale price¥9,800
Tanzanian Rhodolite Garnet 1.007ct Loose Stone
Sale price¥12,800
Madagascar orange sapphire 0.566ct loose stone
Sale price¥15,800
Brazilian Lepidocrocite in Quartz 8.5mm/2.245ct Loose Stone
Sale price¥8,800
Brazilian Lepidocrocite in Quartz 5.0mm/0.477ct Loose Stone
Sale price¥4,980
Tanzanian Rhodolite Garnet 0.670ct Loose Stone
Sale price¥8,800
Pigeon Blood Ruby 0.550ct Loose AIGS
Sale price¥59,800
Ruby 0.337ct loose stone
Sale price¥8,800
Ruby 0.662ct loose stone
Sale price¥15,800
Ruby 0.739ct loose
Sale price¥12,800
Silky pink sapphire from Madagascar 0.560ct loose stone
Sale price¥15,800
Silky pink sapphire from Madagascar 0.468ct loose stone
Sale price¥12,800
Silky pink sapphire from Madagascar 0.457ct loose stone
Sale price¥12,800
Silky pink sapphire from Madagascar 0.445ct loose stone
Sale price¥12,800
Star Ruby 0.423ct Loose
Sale price¥9,800
Burmese Ruby 0.256ct Loose
Sale price¥12,800
Tanzanian Almandine Garnet 34.581ct Loose Stone
Sale price¥158,000
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
Mozambique Almandine Garnet 0.995ct Loose Stone
Sale price¥9,800
Mozambique Almandine Garnet 1.030ct Loose Stone
Sale price¥11,800
Mozambique Almandine Garnet 1.071ct Loose Stone
Sale price¥9,800
Mozambique Almandine Garnet 2.185ct Loose Stone
Sale price¥15,800
Brazilian rhodonite 0.494ct loose stone
Sale price¥9,800
Brazilian rhodonite 0.790ct loose stone
Sale price¥15,800
Brazilian Rubellite 0.897ct loose stone
Sale price¥29,800
Burmese Red Spinel 3.6mm/0.216ct Loose Stone
Sale price¥8,800
Burmese Red Spinel 3.1mm/0.124ct Loose Stone
Sale price¥4,980
Spanish Sphalerite 1.372ct loose stone
Sale price¥12,800
Coral (Coral) 2 stone set (pink coral, red coral) 1.675ct loose stone
Sale price¥12,800
American Red Beryl 0.130ct Loose
Sale price¥29,800
Pigeon Blood Ruby 0.400ct Loose AIGS
Sale price¥55,800

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.