Samsung Gear S3 Frontier official Pictures. Samsung Gear S3 Frontier is a Smartphone of samsung. The Samsung Gear S3 Frontier Watch. Announced Aug 2016. Features 1.3″ Display, Exynos 7 Dual 7270 Chipset, 380 MAh Battery, 4 GB Storage, 768 MB RAM, Corning Gorilla Glass SR+. Samsung Gear S3 Frontier price starts.