https://wccftech.com/apple-watch-series-6-will-have-faster-performance-and-improved-water-resistance/

Apple Watch Series 6 will feature faster performance, improved water resistance and faster networking speeds for Wi-Fi and cellular, as per a new report by analyst Ming-Chi Kuo.

As per Ming-Chi Kuo, Apple will switch to liquid crystal polymer or LCP material for flexible circuit boards in Apple Watch Series 6. Series 5 and earlier watch models use polyimide or PI. Dongshan Precision, Avary Holding, and Flexium Interconnect supply LCP material.