Apple watch series 9 vs 10 specs July 8, 2019 16 32 64 128 Apple watch 9 vs 10 specs Apple watch series 9 a2984 vs apple watch series 10 specs Restored apple watch series 9 aluminum case vs apple watch series 10 specs Apple watch version 9 Apple i watch series 9 Apple watch series 9 release date Iphone watch series 9 Apple watch series 1 vs 8