



















【On Sale May 21st, 10 PM JST】Synthetic Sapphire 2.348 ct Loose Stone
Sapphire, a famous and well-known gemstone. Its mineral is corundum, just like ruby, but all corundum that is not red is called sapphire. This is a "synthetic stone."
This dazzling lozenge-cut synthetic sapphire was polished by Sri Lankan craftsman Sanje. The careful cut, which shows little color fading even when viewed from the front, allows you to enjoy its vivid color and brilliance.
・Type: Loose stone (synthetic stone, artificial stone, treated stone)
・Gemstone name: Synthetic sapphire
・Weight: 2.348 ct
・Size: 11.6 x 7.8 mm
・Shape: Lozenge cut
・Scratches/Chips: S
・Inclusions: S
・Accessories: KARATZ quality guarantee, loose stone case (if it doesn't fit, a clear zippered case)
* We try to ensure that the photos show the same color as the actual product, but due to lighting conditions during shooting and your monitor environment, there may be slight differences from the actual product. Also, some photos may have been taken using a penlight.
* Please refer here for information on scratches, chips, treatments, and inclusions.
* For other frequently asked questions, please refer here.
karatz_item_id: 12562908
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)
![[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/collage_fbc9c12a-d5e0-4c94-9d20-bbfb36fad717.png?v=1781513378&width=3000)
![[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/collage_1ee7abcc-c785-4fbd-899f-b5b6978964a7.png?v=1782794728&width=3000)
![[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/collage_7372b521-c1f6-4b48-8378-4ef004170822.png?v=1782796302&width=3000)
![[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/collage_b55eecef-85e7-452d-8e9b-0c3480fd174b.png?v=1782796906&width=3000)
![[Awaiting appraisal] "Sourced in Hong Kong - Limited 8 stones" Afghanistan Green Hauyne Loose Stone [Multiple purchase discount available]](http://store.karatz.jp/cdn/shop/files/collage_b5c226ed-0d3a-47fc-886d-8a1b5cfbbab5.png?v=1782718065&width=3000)
![[On Sale June 6th at 10 PM JST] "Limited 13 Stones" Fluorite Gacha including flawed Koshu cut gemstones "Bulk Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/50_28755117-0a9d-4247-82f9-d24573a88140.png?v=1782350508&width=2268)
![[6/ 10 PM JST Release] 《Limited to 11 Stones》Bicolor Gemstone Gacha featuring Paraiba Tourmaline and Euclase 《Bulk Purchase Discount Available》](http://store.karatz.jp/cdn/shop/files/51_69f45db0-6569-4905-b7e3-c9430e518415.png?v=1782351935&width=2268)
![[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_7d2f620b-700f-46fb-846b-e73a39606c51.png?v=1782813430&width=3000)



















![[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)