【4/4 22時販売】スリランカ産ピンクスターサファイア 0.391ctルース
Sale price¥12,800
【4/4 22時販売】スリランカ産ピンクスターサファイア 0.270ctルース
Sale price¥12,800
【3/30 22時販売】ロイヤルブルーサファイア 1.340ctルース AIGS
Sale price¥89,800
【4/5 22時販売】K18PG ブラジル産カラーシフトアメジスト・ハックマナイト・ピンクサファイアリング
Sale price¥79,800
【4/2 22時販売】ブルーサファイア 3.9mm/0.280ctルース
Sale price¥9,800
[On sale 3/19 at 10pm] Color change sapphire 0.265ct loose stone
Sale price¥18,800
[On sale at 22:00 on March 19th] Bicolor sapphire 0.244ct loose stone
Sale price¥15,800
[On sale at 22:00 on March 19th] Bicolor sapphire 0.180ct loose stone
Sale price¥12,800
[On sale at 22:00 on March 19th] Bicolor sapphire 0.246ct loose stone
Sale price¥15,800
[On sale 3/25 at 10pm] Bicolor sapphire 0.225ct loose stone
Sale price¥15,800
[On sale at 22:00 on 3/25] Bicolor sapphire 0.203ct loose stone
Sale price¥14,800
[On sale 3/24 22:00] Bicolor sapphire 0.080ct loose stone
Sale price¥8,800
[On sale 22/3 at 10pm] Bicolor sapphire 0.140ct loose stone
Sale price¥8,800
[On sale 22/3 at 10pm] Bicolor sapphire 0.480ct loose stone
Sale price¥28,800
[On sale at 22:00 on 3/25] Bicolor sapphire 0.404ct loose stone
Sale price¥25,800
[On sale at 22:00 on 3/25] Bicolor sapphire 0.404ct loose stone
Sale price¥39,800
Pink star sapphire 0.619ct loose
Sale price¥7,980
[On sale 3/8 at 22:00] Unheated royal blue sapphire 0.490ct loose stone
Sale price¥128,000
[On sale 3/2 at 22:00] Sri Lankan yellow sapphire 1.103ct loose stone
Sale price¥19,800
[On sale 3/2 at 22:00] Madagascar pink sapphire 0.486ct loose stone
Sale price¥12,800
[On sale 3/2 at 22:00] Sri Lankan yellow sapphire 0.375ct loose stone
Sale price¥12,800
[On sale 3/2 at 22:00] Madagascar sapphire 0.206ct loose stone
Sale price¥12,800
[On sale 3/1 at 22:00] Madagascar Yellow Sapphire 0.493ct Loose
Sale price¥9,800
Unheated Sri Lankan purple sapphire 0.986ct loose stone
Sale price¥9,800
[On sale 3/1 at 22:00] Madagascar Green Sapphire 0.338ct Loose JTL Grade
Sale price¥15,800
[On sale from 22:00 on 2/25] Sri Lankan yellow sapphire 0.300ct loose
Sale price¥12,800

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.