K18 Orange Sapphire 1.980ct Pink Diamond Ring DGL Appraisal
Sale price¥198,000
Brazilian Paraiba Tourmaline 24.816ct rough stone (Batalha)
Sale price¥298,000
Colombian Euclase 24.491ct Ruth Medium Treasure Guide
Sale price¥498,000
Unheated Bicolor Paraiba Tourmaline 0.092ct Loose GIA
Sale price¥188,000
South African rhodochrosite 2.477ct loose Japanese-German edition
Sale price¥398,000
Bicolor Paraiba tourmaline 2.477ct loose DGL version
Sale price¥228,000
Gray diamond 1.247ct loose
Sale price¥228,000
Pt900K18 purple diamond 0.072ct ring (FANCY INTENSE PINK PURPLE)
Sale price¥228,000
Pt900 benitoite 0.152ct/diamond 0.58ct ring
Sale price¥188,000
Colombian trapiche emerald 13.466ct loose
Sale price¥398,000
Phosphophyllite from Bolivia 2.589ct loose Japanese-German edition
Sale price¥1,280,000
Colombian oil-free emerald 0.220ct loose GIA
Sale price¥248,000
Rubellite 7.068ct loose Japanese-German book
Sale price¥498,000
Rhodochrosite 4.000ct loose from Detroit City
Sale price¥498,000
Bicolor Euclase from Zimbabwe 0.204ct loose
Sale price¥198,000
Russian demantoid garnet (horsetail recognized) 6.3mm/1.058ct loose
Sale price¥398,000
Rough Diamond (Makeable) 0.941ct Rough (VS Equivalent/Trigon)
Sale price¥198,000
Purple Diamond 0.070ct Loose (FANCY VIVID PINK PURPLE, I-1)
Sale price¥188,000
Color change sphene from Pakistan 7.137ct loose
Sale price¥198,000
Brazilian bicolor tourmaline 12.842ct loose
Sale price¥358,000
Paraiba Tourmaline from Mozambique 2.037ct loose stone with gem analysis
Sale price¥598,000
Unheated Burmese pink spinel 1.430ct loose stone AIGS
Sale price¥188,000
Russian demantoid garnet (horsetail recognized) 5.2mm/0.702ct loose
Sale price¥228,000
Chrysoberyl cat's eye from Sri Lanka 5.176ct loose
Sale price¥198,000
Bicolor tourmaline 22.088ct loose
Sale price¥288,000
Rhodochrosite 1.884ct loose from Detroit City, USA
Sale price¥198,000
Bicolor Benitoite 0.282ct loose
Sale price¥220,000
Colombian pyrite in emerald 7.836ct loose
Sale price¥398,000
Lavender Jade (Jade) 78.496ct Loose Medium Treasure
Sale price¥258,000
Paraiba tourmaline from Mozambique 1.481ct loose (CuO:0.3%, MnO:4.3%)
Sale price¥198,000
Russian demantoid garnet (horsetail recognized) 5.5mm/0.710ct loose
Sale price¥198,000
Brazilian particolor Paraiba tourmaline 0.26ct loose GIA
Sale price¥598,000
Watermelon tourmaline 44.201ct Ruth Japanese-German book
Sale price¥398,000
Non-oil red beryl 0.21ct loose GIA
Sale price¥198,000
Paudlettite 0.375ct loose Japanese-German book
Sale price¥298,000
Particolor tourmaline 32.207ct loose (tricolor tourmaline)
Sale price¥398,000
Russian demantoid garnet (horsetail recognized) 5.8mm/0.876ct loose
Sale price¥298,000
Musgravite 0.586ct loose Japanese and German
Sale price¥198,000
Bangkacha sapphire (star sapphire) 69.655ct loose
Sale price¥198,000
Musgravite/Taaffeite 15.472ct Ruth Japanese and German
Sale price¥198,000
Musgravite 0.351ct loose Japanese and German
Sale price¥228,000
Russian demantoid garnet (horsetail recognized) 5.2mm/0.633ct loose
Sale price¥248,000
Burmese musgravite 0.214ct loose Japanese-German book
Sale price¥298,000
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.
