Difference Between Heat-Treated and Unheated Sapphires (Sri Lanka Buyers Guide)
Sri Lankan Blue Sapphires are among the most valuable gemstones in the world.But many buyers are confused when they hear the words:Heat-Treated vs Unheated sapphires. Does it change the price?Does it affect the quality?How do you choose the right one? This guide will help you make a safe and smart buying decision. ✅ What is […]