Bicolor tanzanite 0.581ct loose
Sale price¥23,800
Tanzanite 2.120ct loose
Sale price¥33,800
Rough Diamond (Makeable) 0.941ct Rough (VS Equivalent/Trigon)
Sale price¥198,000
Rough diamond (sawable) 0.890ct rough stone (VS equivalent/GI color)
Sale price¥158,000
Spanish bicolor sphalerite 6.230ct loose
Sale price¥79,800
Aquamarine 27.390ct rough stone from Vietnam
Sale price¥41,800
Australian black opal 2.122ct loose
Sale price¥24,800
Dendritic Agate 31.019ct Ruth Japanese/German
Sale price¥9,800
Mexican fire opal 4.342ct loose
Sale price¥19,800
Montana Sapphire (from Yogo) 0.675ct rough stone
Sale price¥14,800
[KEN] Chrome tourmaline 0.300ct loose
Sale price¥3,980
Yellow diamond rough stone (makeable) 0.247ct rough stone
Sale price¥22,800
[KEN] Fire opal from Mexico 0.890ct loose
Sale price¥6,980
Mexican cantera opal 15.542ct loose
Sale price¥19,800
Mexican cantera opal 9.422ct loose
Sale price¥29,800
Mexican cantera opal 7.563ct loose
Sale price¥19,800
American red beryl 0.270ct loose
Sale price¥22,800
American red beryl 0.230ct loose
Sale price¥18,800
Australian boulder opal 1.730ct loose
Sale price¥9,800
Australian boulder opal 6.980ct loose
Sale price¥7,980
Sri Lankan Goethite Into Topaz 3.200ct loose
Sale price¥7,980
Red beryl 0.104ct loose
Sale price¥34,800
Brazilian Euclase 1.240ct loose
Sale price¥22,800
Brazilian Euclase 0.610ct loose
Sale price¥9,800
Pezzotite from Madagascar 0.151ct loose
Sale price¥15,800
Colombian Euclase 4.802ct rough stone
Sale price¥24,800
Colombian Euclase 5.523ct rough stone
Sale price¥24,800
Colombian Euclase 7.105ct rough stone
Sale price¥24,800
Colombian Euclase 6.666ct rough stone
Sale price¥24,800
Colombian Euclase 5.802ct rough stone
Sale price¥24,800
Color change garnet 3.796ct loose
Sale price¥118,000
Red beryl 0.120ct loose
Sale price¥36,800
[KEN] Fire Opal 7mm/1.030ct loose
Sale price¥39,800
Tanzanite 1.593ct loose
Sale price¥15,800
Tanzanite 1.297ct loose
Sale price¥12,960
Purple Diamond 0.070ct Loose (FANCY VIVID PINK PURPLE, I-1)
Sale price¥188,000
Sri Lankan star sapphire 21.730ct loose
Sale price¥69,800
Sri Lankan enstatite 2.159ct loose
Sale price¥15,800
Kunzite from Afghanistan 32.795ct loose
Sale price¥65,800
[Mr. KEN] Oregon Sunstone 0.264ct Loose
Sale price¥3,980
Myanmar purple spinel 0.750ct loose
Sale price¥8,800
[Mr. KEN] Oregon Sunstone 0.898ct Loose
Sale price¥6,980
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.