【6/15 22時販売】マダガスカル産アクアマリン 1.678ctルース
Sale price¥15,800
【6/15 22時販売】マダガスカル産アクアマリン 0.709ctルース
Sale price¥18,800
【6/18 22時販売】ブラジル産アクアマリン 0.474ctルース
Sale price¥12,800
【6/18 22時販売】ベトナム産アクアマリン 0.586ctルース
Sale price¥12,800
[On sale 6/6 at 22:00] Brazilian Rainbow Aquamarine 3.308ct Loose
Sale price¥29,800
[On sale 6/6 at 22:00] Brazilian Rainbow Aquamarine 3.188ct Loose
Sale price¥22,800
[On sale 6/6 at 22:00] Brazilian Rainbow Aquamarine 2.698ct Loose
Sale price¥22,800
[On sale from 10pm on 6/1] 0.21ct loose oil-free red beryl from the US, GIA
Sale price¥188,000
![[On sale from 10pm on 5/30] American red beryl 0.104ct loose stone](http://store.karatz.jp/cdn/shop/files/PB011199_8ca8a18a-ef05-47c8-a0ea-a0fa96a3252d.jpg?v=1748559406&width=3269)
[On sale from 10pm on 5/30] American red beryl 0.104ct loose stone
Sale price¥15,800
[On sale from 10pm on 5/31] Brazilian Golden Beryl 10m/3.236ct Loose
Sale price¥15,800
[On sale 6/6 at 22:00] American red beryl 0.254ct loose stone
Sale price¥59,800
[On sale from 10pm on 5/31] American red beryl 3.8mm/0.193ct loose stone
Sale price¥59,800
[On sale 6/6 at 22:00] American red beryl 0.260ct loose stone
Sale price¥69,800
Colombian emerald 10.940ct rough stone
Sale price¥69,800
[On sale from 10pm on 5/24] Brazilian cat's eye emerald 4.070ct loose stone
Sale price¥198,000
![[On sale from 10pm on 5/4] {Limited to 13 stones} Gem gacha💎 Beautiful colored 7mm tanzanite, special cut sphene, and heliodor (lots of inclusions) 1 loose stone {Multiple purchase discounts available}](http://store.karatz.jp/cdn/shop/files/collage_26f9aefd-0955-4b84-8991-538995587e77.png?v=1746149041&width=2000)
![[Jeweler's Tools] Limited Edition Chelsea Color Filter Emerald 2-Piece Set](http://store.karatz.jp/cdn/shop/files/collage_057412df-b83f-456f-b7c8-ff5d87550e46.png?v=1743666005&width=4000)
![[On sale from 10pm on 5/18] Limited to 9 stones, 1 Brazilian Santa Maria aquamarine (round cut, approx. 3.5mm) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010238_6a648509-d222-4f5c-858c-0101029eb903.jpg?v=1747380750&width=4000)
![[On sale from 10pm on 5/11] Limited to 7 stones! Special May birthstone project💎 1 loose Colombian emerald cat's eye (highly transparent cat's eye) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_f993b3e2-2b58-4c11-a27e-e1f010302e90.png?v=1746844222&width=2000)
![[On sale from 10pm on 5/17] {Limited to 9 stones} Gem gacha💎 April birthstone gacha: A gacha where you can win a fan-cut diamond with AGT sorting or a morganite {Multiple purchase discounts available}](http://store.karatz.jp/cdn/shop/files/51400e18845f9eacfbebe0c87bafd79c.png?v=1747010770&width=960)
![Limited to 4 stones [Mr. Sanjay] 1 aquamarine loose stone (March birthstone, custom cut) [Multiple purchase discount]](http://store.karatz.jp/cdn/shop/files/collage_cf56ddc8-8ed9-4bd2-acec-cbe768e4ea0c.png?v=1711616598&width=2000)
Colombian mint color emerald 0.198ct loose stone
Sale price¥6,980
![[On sale from 10pm on 5/18] Limited to 9 stones, 1 Santa Maria aquamarine from Brazil (round cut, approx. 3.2mm) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010210_a3b6fda8-3588-482a-93de-2f36da2401c0.jpg?v=1747380653&width=3272)
![[On sale from 10pm on 5/18] Limited to 25 stones, 1 Brazilian Santa Maria aquamarine (round cut, approx. 3.0mm) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010164_5d2fcb3a-13f8-4ba8-baf1-2549f65c774b.jpg?v=1747379899&width=4000)
[On sale at 22:00 on 6/7] Blue beryl (Mashish beryl) 0.250ct loose stone
Sale price¥12,800
![[On sale from 10pm on 5/15] American Red Beryl 0.200ct Loose (Heart Shape) Nikkei Kan](http://store.karatz.jp/cdn/shop/products/P3315243_0eaab675-56cb-4b2b-aa21-7f8b438e4c04.jpg?v=1660951276&width=2735)
[On sale from 10pm on 5/14] American red beryl 0.252ct loose stone
Sale price¥39,800
[On sale from 10pm on 5/11] Colombian emerald, 10.708ct rough stone
Sale price¥12,800
[On sale from 10pm on 5/10] 9.490ct loose bicolor beryl from Afghanistan
Sale price¥29,800
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.
