Latest Samsung Gear S2 42mm user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; Tizen 2.3.2.7; SAMSUNG SM-R732) AppleWebKit/538.1 (KHTML, like Gecko) Version/2.3.2.7 Mobile Safari/538.1	Tizen Browser 2	Tizen 2
Mozilla/5.0 (Linux; Tizen 2.3.2.2; SAMSUNG SM-R732) AppleWebKit/538.1 (KHTML, like Gecko) Version/2.3.2.2 Mobile Safari/538.1	Tizen Browser 2	Tizen 2
Mozilla/5.0 (Linux; Tizen 2.3.2.1; SAMSUNG SM-R732) AppleWebKit/538.1 (KHTML, like Gecko) Version/2.3.2.1 Mobile Safari/538.1	Tizen Browser 2	Tizen 2
Mozilla/5.0 (Linux; Tizen 2.3.1.7; SAMSUNG SM-R732) AppleWebKit/538.1 (KHTML, like Gecko) Version/2.3.1.7 Mobile Safari/538.1	Tizen Browser 2	Tizen 2