Sapphire crystal is a synthetic, scratch-resistant material made from corundum, ranking just below diamond on the Mohs scale. It is commonly used for watch faces, smartphone camera lenses, and high-end optical windows. Watch enthusiasts, photographers, and luxury jewelry owners benefit most from its durability, clarity, and ability to withstand daily wear without clouding or cracking.
Get alerts when this topic surges in newsletters. Free to start.
Sign up freeExplore more trends:Trending Topics ·AI Trends ·Business Trends ·Finance Trends ·Technology Trends