Pink diamond 2.2mm/0.043ct loose (FANCY LIGHT PURPLISH PINK, SI2)
Sale price¥59,800
Pink diamond 0.063ct loose (FANCY INTENSE PURPLE PINK, I-1)
Sale price¥138,000
Pink diamond 0.067ct loose (FANCY INTENSE PURPLE PINK, I-1)
Sale price¥148,000
Diamond 0.051ct loose (trapeze cut, VS class equivalent)
Sale price¥9,800
Diamond 0.777ct loose (butterfly cut)
Sale price¥77,777
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
Yellow diamond rough stone (makeable) 0.247ct rough stone
Sale price¥22,800
Purple Diamond 0.070ct Loose (FANCY VIVID PINK PURPLE, I-1)
Sale price¥188,000
Diamond 0.052ct loose (trapeze cut, VS class equivalent)
Sale price¥8,800
Yellow Diamond 3mm/0.111ct Loose (FANCY VIVID ORANGY YELLOW, SI-2)
Sale price¥45,800
Diamond 0.131ct loose (F, VS-1, octagonal cut)
Sale price¥23,800
Diamond 3mm/0.126ct loose (F, VS-1, octagonal cut)
Sale price¥22,800
Pink diamond 2.2mm/0.044ct loose (FANCY PURPLE PINK, I-1)
Sale price¥39,800
Diamond 0.061ct loose (trapeze cut, VS class equivalent)
Sale price¥9,800
Diamond 0.042ct loose (trapeze cut, VS class equivalent)
Sale price¥8,800
Diamond 0.039ct loose (trapeze cut, equivalent to VS class)
Sale price¥7,980
Rough diamond (makeable) 0.185ct loose (VS-SI)
Sale price¥22,800
Rough diamond (makeable) 0.345ct loose (VS-SI equivalent)
Sale price¥34,800
[E_27 Yurakucho Marui] Diamond 0.109ct loose (F, SI1)
Sale price¥22,800
Salt and pepper diamond 0.383ct loose
Sale price¥17,800
Salt and pepper diamond 0.366ct loose
Sale price¥15,800
[E_27 Yurakucho Marui Takeout] Salt and Pepper Diamond 0.553ct Loose
Sale price¥24,800
South African green diamond rough (makeable) 0.298ct loose
Sale price¥79,800
[Colorful] Clover diamond 0.12ct pendant (necklace)《0.120ct/E/VS2/EX》
Sale price¥69,800
[Colorful] Diamond 0.114ct pendant (necklace)《0.114ct/G/VS1/VG》
Sale price¥55,800
FANCY INTENSE YELLOW, SI-1
Sale price¥25,800
Diamond 0.119ct loose (G, SI1)
Sale price¥24,800
Rough diamond (makeable) 0.353ct loose
Sale price¥33,800
Rough diamond (makeable) 0.279ct loose
Sale price¥29,800
Rough diamond (makeable) 0.284ct loose
Sale price¥29,800
FANCY VIVID ORANGY YELLOW, SI-1
Sale price¥22,800
Diamond 0.131ct loose (G, VS-1, EXCELLENT heart & cupid)
Sale price¥32,800
Rough diamond (makeable) 0.480ct loose VS class equivalent
Sale price¥98,000
Diamond 0.129ct loose (F, SI-1)
Sale price¥29,800
Diamond 0.348ct loose (I, SI1)
Sale price¥59,800
Diamond 0.240ct rough stone
Sale price¥5,980
Diamond 0.430ct rough stone
Sale price¥12,800
Diamond 0.330ct rough stone
Sale price¥6,980
Diamond 0.210ct rough stone
Sale price¥9,800
Pink diamond 0.191ct loose (VERY LIGHT ORANGY PINK, SI2)
Sale price¥59,800
Diamond 2.810ct rough stone
Sale price¥12,800
Yellow diamond 2.6mm loose (equivalent to VS class)
Sale price¥15,800

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.