
Why High-End Wearable Devices Are Increasingly Using Sapphire Materials
As wearable devices evolve from simple consumer electronics into high-precision health monitoring tools and lifestyle accessories, material selection has become a key factor in product differ2entiation. Among various advanced materials, sapphire (single-crystal aluminum oxide) is increasingly adopted in high-end smartwatches, fitness trackers, and optical wearable devices due to its exceptional combination of durability, optical performance,







