Colombian emerald 10.940ct rough stone
Sale price¥69,800
[On sale from 10pm on 5/11] Colombian emerald, 10.708ct rough stone
Sale price¥12,800
[On sale at 10pm on 4/29] Colombian emerald rough stone 8.90ct
Sale price¥45,800
Colombian emerald 0.126ct loose stone
Sale price¥15,800
Colombian emerald 3.7mm/0.207ct loose stone
Sale price¥22,800
Colombian emerald rough stone 37.764ct (Gachala mine)
Sale price¥598,000
Colombian emerald 3.5mm/0.150ct loose stone
Sale price¥22,800
Colombian emerald 1.020ct rough stone
Sale price¥29,800
Colombian emerald 3.1mm/0.097ct loose
Sale price¥22,800
Colombian emerald 1.321ct loose stone (partly trapiche emerald)
Sale price¥98,000
Colombian emerald rough stone 1.707ct
Sale price¥18,800
Colombian emerald 0.191ct loose
Sale price¥22,800
Colombian emerald 0.231ct loose stone
Sale price¥28,800
Colombian emerald 1.435ct rough stone
Sale price¥18,800
Colombian emerald cat's eye 0.138ct loose
Sale price¥17,800
Colombian emerald 0.153ct rough stone
Sale price¥7,980
Colombian emerald 0.202ct rough stone
Sale price¥9,800
Colombian emerald 0.499ct rough stone
Sale price¥15,800
Colombian emerald 0.443ct rough stone
Sale price¥9,800
Colombian emerald 1.329ct rough stone
Sale price¥19,800
Colombian emerald 0.512ct loose stone (silky type)
Sale price¥14,800
Colombian emerald 0.625ct rough stone
Sale price¥18,800
Colombian emerald 0.381ct rough stone
Sale price¥12,800
[Koshu precious stone cutter pluethree] Colombian emerald 2.018ct loose
Sale price¥98,000
Colombian emerald 0.057ct loose (Mariposa)
Sale price¥14,800
Colombian emerald cat's eye 0.110ct loose
Sale price¥12,800
Colombian emerald cat's eye 0.834ct loose
Sale price¥59,800
Colombian emerald cat's eye 0.112ct loose
Sale price¥12,800
Colombian emerald cat's eye 0.094ct loose
Sale price¥11,800
Colombian emerald cat's eye 0.093ct loose
Sale price¥12,800
Colombian emerald cat's eye 0.084ct loose
Sale price¥11,000

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.