


















[Sales begin May 18 at 10 PM JST] [Colorflee] Pt900 Diamond 0.50ct Ring
This is a 0.5ct diamond ring. Its floral design beautifully adorns your hand. The diamonds are equivalent to SI-I class, offering a lovely sparkle. The band is sturdily crafted, with the hard sheen of platinum perfectly complementing the diamonds' brilliance. It weighs approximately 3.75g.
This item is a pre-owned product (newly polished) from [Karatz Flea Market].
*All items other than those from [Karafuri] are new.
・Type: Ring
・Center stone: Diamond 0.50ct
・Metal: Pt900
・Weight: 3.75g
・Size: 12.0 (Free resizing from 9.0 to 15.0)
・Treatment: ---
・Accessories: Karatz quality guarantee, case
*If you request resizing, please note that it will take approximately 1-2 weeks for processing before shipping.
* While we strive to ensure the photos accurately represent the actual colors, there may be slight differences due to lighting conditions during photography or your monitor settings.
* For information on chips, damage, treatments, and inclusions, please click here.
* For other frequently asked questions, please click here.
* If paying by credit card, you may be contacted by a security company for identity verification.
karatz_item_id: 22602597
Choose options






















![[Restock on June 27th at 10 PM] Authentic Gemstone Encyclopedia 3D Stickers Vol. 1: The Big Five Gems](http://store.karatz.jp/cdn/shop/files/IMG_3658.jpg?v=1781061036&width=3384)
![[Sales start 10 PM on 6/26] Limited to 30 sets: 1 in 10 is a pair of 2 stones - Zambian emerald loose stone (approx. 6x4mm, emerald cut) with deep color. (Multiple purchase discount available)](http://store.karatz.jp/cdn/shop/files/collage_aeb10a54-ec73-4ab3-9ab2-40cc227a8bcc.png?v=1782347727&width=3000)


![[On Sale June 27, 10 PM JST] "Limited to 10 Stones" Rough Stone Gacha including Paraiba Tourmaline (CuO: 1.7%+ content) and Benitoite (with a bonus Oregon Sunstone) "Multiple Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/52_a5256d7b-e60a-4b76-822d-f33111c60340.png?v=1782353139&width=2268)
![[On sale June 27th at 10 PM] Limited to 10 Stones: Sri Lankan Chrysoberyl (Cut by Mr. Sanje) Gacha (Includes Parrot Color, Canary Yellow) [Multiple Purchase Discount Available]](http://store.karatz.jp/cdn/shop/files/P5150155.jpg?v=1779061883&width=4000)
![[On sale May 23rd at 10 PM] "Limited 9 Stones - Shinjuku Pop-Up Celebration" All stones with Central Gem Laboratory sorting (3.0-3.5mm, VS-SI clarity) "Multiple purchase discount available"](http://store.karatz.jp/cdn/shop/files/2026-06-2516.42.36.png?v=1782373473&width=1280)

![[Sale on June 27th at 10 PM] Limited to 2 Stones: Myanmar Red Spinel (Pear Shape approx. 4x3mm) - Multi-Purchase Discount Available](http://store.karatz.jp/cdn/shop/files/P1010276_6883d9c0-c222-4c55-a751-78659b5850e8.jpg?v=1782361559&width=4000)



















![[Jeweler's tools] 4-piece set including loupe (10x magnification), tweezers, and 2 loose stones](http://store.karatz.jp/cdn/shop/files/P4130575.jpg?v=1776126091&width=4000)