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Lab Created Diffusion Blue Sapphire, Round - Cubic Zirconia (CZ), Natural & Synthetic Gemstones on Sale | Gemsngems.com
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Blue Sapphire Treatment Guide - Natural, Heated, Diffused Sapphire
Sapphire Series Part 4: Gem Synthetic Sapphire and Diffusion-Treated Synthetics | Research & News
Oval Natural Blue Sapphire diffusion, For Jewelry at Rs 2200/carat in Jaipur
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Lab Created Diffusion Blue Sapphire, Oval - Cubic Zirconia (CZ), Natural & Synthetic Gemstones on Sale | Gemsngems.com
Astrology CG7009 BANGKOK BLUE SAPPHIRE DIFFUSE OVAL LOT, Carat: 295.60 Ct at Rs 900/carat in Jaipur
IGL Gem Testing Laboratories - SURFACE DIFFUSION TREATMENT IN SAPPHIRES AND ITS IDENTIFICATION Surface diffusion is an enhancement method in which certain natural elements that cause color, such as CHROMIUM, IRON or